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Zenith · G.F.J.

Zenith G.F.J. (platinum)

Reference 40.1865-2.0135/01.C220 · Classic · 39 mm

Ø 39 mm
Illustration drawn from the specifications: case to scale, colours and style approximate. Not a photo. Photos on the official page

Specifications

Reference
40.1865-2.0135/01.C220
Family
G.F.J.
Category
Classic
Status
Current
Case material
Platinum
Case diameter
39 mm
Case thickness
10.5 mm Official
Lug-to-lug
—
Lug width
—
Water resistance
50 m
Bezel
—
Calibre
Calibre 135 Official
Power reserve
about 72 h
Frequency
18,000 vph (2.5 Hz)

Official product page · retrieved October 18, 2026

Does it fit your wrist?

Enter your wrist circumference. The watch appears to scale on the flat top of the wrist.

No lug-to-lug dataFlat top of the wrist 54.1 mm
Top view on a wrist, to scale
Flat top of the wrist 54.1 mmNo lug-to-lug dataCase diameter 39 mm
Side view, across the wrist

No lug-to-lug figure exists for this reference yet, so fit cannot be computed.

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
10.5 mm Official Zenith October 18, 2026

Lug-to-lug

No source gave this figure yet.

Lug width

Lug width is the gap between the lugs, where the strap fits. It is not lug-to-lug.

No source gave this figure yet.

Calibre source

Official Zenith · retrieved October 18, 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 G.F.J. references

Watch Ø Thickness Lug-to-lug Calibre
G.F.J. (18 ct yellow gold) 30.1865.0135/56.C216 39 mm 10.5 mm — Calibre 135

Other Zenith models

Watch Ø Thickness Lug-to-lug Calibre
Chronomaster Solo Sport 03.5000.3620/21.M5000 40 mm 13.13 mm — El Primero 3620
Pilot Automatic (ceramic) 49.4000.3620/21.I001 40 mm 12.85 mm — El Primero 3620
Pilot Automatic (steel) 03.4000.3620/21.I001 40 mm 12.85 mm — El Primero 3620
DEFY Skyline (steel, 41 mm) 03.9300.3620/01.I001 41 mm 11.6 mm — El Primero 3620
DEFY Skyline Skeleton (18 ct rose gold) 18.9300.3630/78.I001 41 mm 12.2 mm — El Primero 3630
DEFY Skyline Skeleton (ceramic) 49.9300.3620/07.I001 41 mm 11.6 mm — El Primero 3620
Show 19 more
Watch Ø Thickness Lug-to-lug Calibre
DEFY Skyline Skeleton (steel) 03.9300.3620/78.I001 41 mm 11.6 mm — El Primero 3620
DEFY Skyline (steel, 36 mm) 03.9400.670/01.I001 36 mm 10.35 mm — Elite 670
Chronomaster Open (18 ct rose gold) 18.3300.3604/69.C922 39.5 mm 13.6 mm — El Primero 3604
Chronomaster Open (steel) 03.3300.3604/21.M3300 39.5 mm 13.6 mm — El Primero 3604
Chronomaster Original 03.3200.3600/22.C908 38 mm 12.6 mm — El Primero 3600
Chronomaster Original Triple Calendar 03.3400.3610/38.C911 38 mm 14 mm — El Primero 3610
Chronomaster Revival El Primero A384 03.A384.400/21.M384 37 mm 12.6 mm — El Primero 400
Chronomaster Sport (18 ct rose gold) 18.3130.3600/01.R951 41 mm 13.6 mm — El Primero 3600
Chronomaster Sport (steel and rose gold) 51.3102.3600/01.M3100 41 mm 13.6 mm — El Primero 3600
Chronomaster Sport (steel) 03.3100.3600/21.M3100 41 mm 13.6 mm — El Primero 3600
DEFY Revival A3642 03.A3642.670/01.M3642 37 mm 13.6 mm — Elite 670
DEFY Skyline Chronograph (ceramic) 49.9500.3600/21.I001 42 mm 12.7 mm — El Primero 3600
DEFY Skyline Chronograph (steel) 03.9500.3600/51.I001 42 mm 12.7 mm — El Primero 3600
DEFY Skyline Chronograph Skeleton 03.9500.3600/79.I001 42 mm 12.7 mm — El Primero 3600
DEFY Extreme Diver 95.9601.3620/51.I301 42.5 mm 15.5 mm — El Primero 3620
Pilot Big Date Flyback (ceramic) 49.4000.3652/21.I001 42.5 mm 14.25 mm — El Primero 3652
Pilot Big Date Flyback (steel) 03.4000.3652/21.I001 42.5 mm 14.25 mm — El Primero 3652
DEFY Extreme (carbon and titanium) 10.9102.9004/51.I200 45 mm 15.4 mm — El Primero 9004
DEFY Extreme (titanium) 97.9100.9004/80.I209 45 mm 15.4 mm — El Primero 9004

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