Specifications
- Reference
- SBGJ227G
- Family
- Heritage
- Category
- GMT / travel
- Status
- Current
- Case material
- Stainless steel
- Case diameter
- 40 mm
- Case thickness
- 14 mm Official
- Lug-to-lug
- 46.2 mm Official
- Lug width
- 19 mm Official
- Water resistance
- 100 m
- Bezel
- —
- Calibre
- 9S86 Official
- Power reserve
- about 55 h
Official product page · retrieved October 21, 2026
Does it fit your wrist?
Enter your wrist circumference. The watch appears to scale on the flat top of the wrist.
Comfortable
Lug-to-lug 46.2 mm on a flat top of 54.1 mm: 85 % of the width.
Lug-to-lug is 75 to 95% of the flat top, the usual comfortable range.
Measurements and sources
Brands rarely publish thickness, lug width and lug-to-lug together. Each observation below is kept separate, with who gave it.
Case thickness
| Value | Type | Source | Date |
|---|---|---|---|
| 14 mm | Official | Grand Seiko | October 21, 2026 |
Lug-to-lug
| Value | Type | Source | Date |
|---|---|---|---|
| 46.2 mm | Official | Grand Seiko | October 21, 2026 |
Lug width
Lug width is the gap between the lugs, where the strap fits. It is not lug-to-lug.
| Value | Type | Source | Date |
|---|---|---|---|
| 19 mm | Official | Grand Seiko | October 21, 2026 |
Calibre source
Official Grand Seiko · retrieved October 21, 2026
Other versions in the same case
These references differ only by dial, bracelet or bezel colour. The brand gives them the same case dimensions, so the figures on this page apply to them too.
Other Heritage references
| Watch | Ø | Thickness | Lug-to-lug | Calibre |
|---|---|---|---|---|
| Heritage SBGJ225 SBGJ225G | 40 mm | 14 mm | — | 9S86 |
| Heritage SBGN007 SBGN007G | 40 mm | 12.2 mm | 47 mm | 9F86 |
| Heritage SBGJ211 SBGJ211G | 40 mm | 14 mm | 46.2 mm | 9S86 |
| Heritage SBGA375 SBGA375G | 40 mm | 12.5 mm | 46.2 mm | 9R65 |
| Heritage SBGA437 SBGA437G | 40 mm | 12.3 mm | 46.6 mm | 9R65 |
| Heritage SBGH281 SBGH281G | 40 mm | 13.3 mm | 46.2 mm | 9S85 |
| Heritage SBGH351 SBGH351G | 40 mm | 12.9 mm | 47 mm | 9S85 |
| Heritage SBGP007 SBGP007G | 40 mm | 10.8 mm | 47 mm | 9F85 |
| Heritage SBGP009 SBGP009G | 40 mm | 10.6 mm | 47 mm | 9F85 |
| Heritage SBGV205 SBGV205G | 40 mm | 10.4 mm | 46.2 mm | 9F82 |
| Heritage SBGV221 SBGV221G | 40 mm | 10 mm | 46.8 mm | 9F82 |
| Heritage SLGH013 SLGH013G | 40 mm | 11.7 mm | 47.2 mm | 9SA5 |
| Heritage SBGH201 SBGH201G | 40.2 mm | 13 mm | 47.6 mm | 9S85 |
| Heritage SBGH267 SBGH267G | 39.5 mm | 13 mm | 47.5 mm | 9S85 |
| Heritage SBGR255 SBGR255G | 39.4 mm | 13.5 mm | 46.8 mm | 9S65 |
| Heritage SBGA384 SBGA384G | 40 mm | 12.5 mm | 46.2 mm | 9R15 |
| Heritage SBGA385 SBGA385G | 40 mm | 12.5 mm | 46.2 mm | 9R15 |
| Heritage SBGA413 SBGA413G | 40 mm | 12.8 mm | 47 mm | 9R65 |
| Heritage SBGH243 SBGH243G | 40 mm | 13.3 mm | 46.2 mm | 9S85 |
| Heritage SBGH349 SBGH349G | 40 mm | 13 mm | 46.6 mm | 9S85 |
| Heritage SBGV238 SBGV238G | 40 mm | 10 mm | 46.2 mm | 9F82 |
| Heritage SBGT241 SBGT241G | 39.1 mm | 10.9 mm | 44.6 mm | 9F83 |
| Heritage SBGA283 SBGA283G | 39 mm | 12.3 mm | 46.8 mm | 9R65 |
| Heritage SBGA469 SBGA469G | 41 mm | 12.5 mm | 49 mm | 9R65 |
| Heritage SBGA211 “Snowflake” SBGA211G | 41 mm | 12.5 mm | 49 mm | 9R65 |
| Heritage SBGA259 SBGA259G | 41 mm | 12.5 mm | 49 mm | 9R65 |
| Heritage SBGR299 SBGR299G | 42 mm | 13.1 mm | 47.9 mm | 9S61 |
| Heritage SBGR311 SBGR311G | 42 mm | 13.1 mm | 47.9 mm | 9S68 |
| Heritage SBGH341 SBGH341G | 38 mm | 12.9 mm | 44.7 mm | 9S85 |
| Heritage SBGH368 SBGH368J | 38 mm | 12.9 mm | 44.7 mm | 9S85 |
| Heritage SBGH376 SBGH376J | 38 mm | 12.9 mm | 44.7 mm | 9S85 |
| Heritage SBGH347 SBGH347G | 37 mm | 13.3 mm | 44.6 mm | 9S85 |
| Heritage SBGR251 SBGR251J | 37 mm | 13.3 mm | 44.6 mm | 9S65 |
| Heritage SBGX259 SBGX259G | 37 mm | 10 mm | 44.6 mm | 9F62 |
| Heritage SBGW291 SBGW291G | 36.5 mm | 11.6 mm | 42.7 mm | 9S64 |
| Heritage SBGX355 “Snowflake” SBGX355G | 37 mm | 10.6 mm | 44.6 mm | 9F62 |
| Heritage SBGW306 SBGW306J | 36.5 mm | 11.7 mm | 42.7 mm | 9S64 |
| Heritage SBGX359 “Snowflake” SBGX359G | 33 mm | 9.1 mm | 39.7 mm | 9F51 |
| Heritage SBGX363 “Hana-Ikada 32” SBGX363G | 32.3 mm | 9 mm | 39 mm | 9F51 |
| Heritage STGF359 STGF359G | 28.9 mm | 8.7 mm | 35.4 mm | 4J52 |
| Heritage STGF385 STGF385G | 28.9 mm | 8.8 mm | 35.4 mm | 4J52 |
| Heritage STGF387 STGF387G | 26 mm | 8.1 mm | 32.9 mm | 4J51 |
| Heritage STGK007 STGK007G | 27.8 mm | 11.2 mm | 33.5 mm | 9S27 |
| Heritage STGK031 STGK031G | 30 mm | 10.5 mm | 36.2 mm | 9S27 |
| Heritage STGK004 STGK004J | 28.7 mm | 10.9 mm | 35.1 mm | 9S27 |
| Heritage STGK006 STGK006J | 28.7 mm | 10.9 mm | 35.1 mm | 9S27 |
Other Grand Seiko models
| Watch | Ø | Thickness | Lug-to-lug | Calibre |
|---|---|---|---|---|
| Elegance SBGE227 SBGE227G | 40.2 mm | 14 mm | 48.5 mm | 9R66 |
| Elegance (39.5 mm) SBGM235G | 39.5 mm | 13.7 mm | 46.9 mm | 9S66 |
| Elegance SBGJ217 SBGJ217G | 39.5 mm | 13.9 mm | 46.9 mm | 9S86 |
| Elegance SBGJ249 SBGJ249G | 39.5 mm | 14.1 mm | 46.9 mm | 9S86 |
| Elegance SBGM255 “Snowdrop” SBGM255G | 39.5 mm | 14.1 mm | 46.9 mm | 9S66 |
| Sport SBGE257 Spring Drive GMT SBGE257G | 40.5 mm | 14.7 mm | 48.7 mm | 9R66 |
Show 47 more
| Watch | Ø | Thickness | Lug-to-lug | Calibre |
|---|---|---|---|---|
| Sport SBGM247 GMT SBGM247G | 40.5 mm | 14.4 mm | 48.6 mm | 9S66 |
| Sport SBGN001 SBGN001G | 39 mm | 12.1 mm | 46 mm | 9F86 |
| Sport SBGN027 SBGN027G | 39 mm | 12.3 mm | 45.9 mm | 9F86 |
| Evolution 9 SBGE285 SBGE285G | 41 mm | 13.9 mm | 48.3 mm | 9R66 |
| Sport (44 mm) SBGE245G | 44 mm | 14.7 mm | 50.8 mm | 9R66 |
| Sport (44.2 mm) SBGJ239G | 44.2 mm | 14.4 mm | 50.6 mm | 9S86 |
| Sport SBGE307 SBGE307G | 44.5 mm | 14.9 mm | 50 mm | 9R66 |
| Sport SBGJ229 “SPECIAL” SBGJ229G | 46.4 mm | 14.6 mm | 52.5 mm | 9S86 |
| Sport SBGP015 SBGP015G | 40 mm | 12.4 mm | 47.1 mm | 9F85 |
| Sport SBGV245 SBGV245J | 40 mm | 11.8 mm | 47.1 mm | 9F82 |
| Evolution 9 SLGB023 “Ushio 300” SLGB023G | 40.8 mm | 12.9 mm | 48.5 mm | 9RB1 |
| Sport SBGA229 SBGA229G | 44.2 mm | 14 mm | 51 mm | 9R65 |
| Sport SBGA231 SBGA231G | 44.2 mm | 14 mm | 51 mm | 9R65 |
| Sport SBGA403 SBGA403G | 44.5 mm | 14.3 mm | 50 mm | 9R15 |
| Sport SBGA481 SBGA481G | 44.5 mm | 14.3 mm | 50 mm | 9R65 |
| Sport SBGC231 SBGC231G | 44.5 mm | 16.8 mm | 50 mm | 9R96 |
| Evolution 9 SLGA009 SLGA009G | 40 mm | 11.8 mm | 47.9 mm | 9RA2 |
| Evolution 9 SLGB009 SLGB009G | 40 mm | 11.7 mm | 47.2 mm | 9RB2 |
| Evolution 9 SLGH003 SLGH003G | 40 mm | 11.7 mm | 47 mm | 9SA5 |
| Evolution 9 SLGH005 “White Birch” SLGH005G | 40 mm | 11.7 mm | 47 mm | 9SA5 |
| Elegance SBGA407 “Skyflake” SBGA407G | 40.2 mm | 12.8 mm | 48.5 mm | 9R65 |
| Elegance SBGH263 SBGH263G | 39.5 mm | 13.1 mm | — | 9S85 |
| Elegance SBGR261 SBGR261G | 39.5 mm | 13.1 mm | 46.9 mm | 9S65 |
| Evolution 9 SLGA019 SLGA019G | 40 mm | 11.8 mm | 47.9 mm | 9RA2 |
| Evolution 9 SLGB007 SLGB007G | 40 mm | 11.7 mm | 47.2 mm | 9RB2 |
| Evolution 9 SLGH017 SLGH017G | 40 mm | 11.7 mm | 47 mm | 9SA5 |
| Masterpiece SBGZ011 SBGZ011J | 40 mm | 9.6 mm | 45.2 mm | 9R02 |
| Sport SLGC009 SLGC009G | 43 mm | 15.6 mm | 50 mm | 9SC5 |
| Evolution 9 SLGC001 Tentagraph SLGC001G | 43.2 mm | 15.3 mm | 51.5 mm | 9SC5 |
| Elegance SBGK005 SBGK005G | 39 mm | 11.6 mm | 44 mm | 9S63 |
| Evolution 9 SLGW007 SLGW007G | 38.6 mm | 9.95 mm | 45 mm | 9SA4 |
| Elegance (38.5 mm) SBGY003G | 38.5 mm | 10.2 mm | 43.7 mm | 9R31 |
| Elegance SBGK002 SBGK002G | 39 mm | 11.6 mm | 44 mm | 9S63 |
| Elegance SBGK011 SBGK011G | 39 mm | 11.6 mm | 44 mm | 9S63 |
| Elegance SBGW264 SBGW264J | 39 mm | 11.6 mm | 44 mm | 9S64 |
| Evolution 9 SLGW003 SLGW003G | 38.6 mm | 9.95 mm | 45 mm | 9SA4 |
| Elegance SBGY002 SBGY002G | 38.5 mm | 10.2 mm | 43.7 mm | 9R31 |
| Masterpiece SBGZ003 SBGZ003J | 38.5 mm | 9.8 mm | 43.7 mm | 9R02 |
| Sport SBGC253 SBGC253G | 44.5 mm | 16.8 mm | 50 mm | 9R86 |
| Elegance SBGW301 SBGW301G | 37.3 mm | 11.7 mm | 44.3 mm | 9S64 |
| Elegance SBGW251 SBGW251J | 38 mm | 10.7 mm | 45.7 mm | 9S64 |
| Evolution 9 SLGB015 SLGB015G | 37 mm | 11.4 mm | 44.3 mm | 9RB2 |
| Evolution 9 SLGB003 SLGB003G | 37 mm | 11.4 mm | 44.3 mm | 9RB2 |
| Evolution 9 SLGB006 SLGB006G | 37 mm | 11.4 mm | 44.3 mm | 9RB2 |
| Masterpiece SBGD201 SBGD201J | 43 mm | 13.2 mm | 51.8 mm | 9R01 |
| Masterpiece SBGD202 SBGD202J | 43 mm | 13.2 mm | 51.8 mm | 9R01 |
| Masterpiece SBGD228 “Red Lion” SBGD228J | 44.5 mm | 14.4 mm | 52 mm | 9R01 |