Jaeger-LeCoultre Reverso Classic Duoface Small Seconds (pink gold)

Reference Q3842520 · Classic · 28.3 mm

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

Specifications

Reference: Q3842520
Family: Reverso
Category: Classic
Status: Current
Case material: 18 ct rose gold
Case diameter: 28.3 mm
Case thickness: 10.34 mm Official
Lug-to-lug: 47 mm Official
Lug width: —
Water resistance: 30 m
Bezel: —
Calibre: 854 Official
Power reserve: 42 h
Frequency: 21,600 vph (3 Hz)

Official product page · retrieved October 22, 2026

Does it fit your wrist?

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

Wrist circumference

Top view on a wrist, to scale

Side view, across the wrist

Comfortable

Lug-to-lug 47 mm on a flat top of 54.1 mm: 87 % 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
10.34 mm	Official	Jaeger-LeCoultre	October 22, 2026

Lug-to-lug

Value	Type	Source	Date
47 mm	Official	Jaeger-LeCoultre Published as "Dimensions (L x W): 47 x 28.3 mm, L : Lug to lug".	October 22, 2026

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 Jaeger-LeCoultre · retrieved October 22, 2026

Other Reverso references

Watch	Ø	Thickness	Lug-to-lug	Calibre
Reverso Tribute Duoface Small Seconds (pink gold) Q3982590	28.3 mm	9.61 mm	47 mm	854
Reverso Classic Duoface Small Seconds 47 × 28.3 mm Q3848422	28.3 mm	10.34 mm	47 mm	854
Reverso Tribute Duoface Small Seconds Q3988482	28.3 mm	10.3 mm	47 mm	854
Reverso Tribute Enamel Q39324D2	27.4 mm	8.51 mm	45.6 mm	822
Reverso Tribute Monoface Small Seconds (calibre 822) Q713211J	27.4 mm	7.56 mm	45.6 mm	822
Reverso Small Seconds Q397848J	27.4 mm	8.51 mm	45.6 mm	822
Reverso Tribute Duoface Tourbillon Q392845J	27.4 mm	9.14 mm	45.5 mm	847
Reverso Tribute Enamel (calibre 822) (white gold, 9.73 mm high) Q39334M5	27.4 mm	9.73 mm	45.6 mm	822
Reverso Tribute Duoface Calendar Q3918420	29.9 mm	10.9 mm	49.4 mm	853
Reverso Classic Duoface Small Seconds 42.9 × 25.5 mm Q2458422	25.5 mm	10.31 mm	42.9 mm	854
Reverso Classic Monoface Small Seconds Q2438522	25.5 mm	7.46 mm	42.9 mm	822
Reverso Classic Monoface 40.1 × 24.4 mm (calibre 657) Q2518140	24.4 mm	7.56 mm	40.1 mm	657
Reverso Monoface Q7168420	24.4 mm	7.56 mm	40.1 mm	822
Reverso Classic Monoface 35.78 × 21 mm Q2618540	21 mm	7.4 mm	35.78 mm	657
Reverso Classic Monoface 35.78 × 21 mm (calibre 846) Q2608142	21 mm	7.4 mm	35.78 mm	846
Reverso Classic Monoface Origin Q3878120	16.3 mm	6.95 mm	32.5 mm	657
Reverso Tribute Chronograph Q389848J	29.9 mm	11.14 mm	49.4 mm	860
Reverso Tribute Geographic Q714845J	29.9 mm	11.14 mm	49.4 mm	834

Other Jaeger-LeCoultre models

Watch	Ø	Thickness	Lug-to-lug	Calibre
Duometre Quantième Lunaire (pink gold) Q604242J	42 mm	13.58 mm	—	381
Master Control Memovox Timer (pink gold) Q410257J	40 mm	12.39 mm	—	956
Master Grande Tradition Calibre 985 (pink gold) Q5042420	42 mm	13.05 mm	—	985
Master Ultra Thin Power Reserve (calibre 938) (pink gold, 9.9 mm high) Q1372520	39 mm	9.9 mm	46 mm	938
Master Ultra Thin Power Reserve (calibre 938) (pink gold) Q1372510	39 mm	8.95 mm	—	938
Master Ultra Thin Tourbillon (pink gold) Q1682411	40 mm	10.77 mm	—	978

Show 29 more

Watch	Ø	Thickness	Lug-to-lug	Calibre
Master Ultra Thin Tourbillon Enamel (pink gold) Q13224E2	40 mm	12.13 mm	—	978
Master Ultra Thin Tourbillon Moon (pink gold) Q169241J	41.5 mm	12.1 mm	—	983
Rendez-Vous Classic Moon Q3578131	34 mm	9.42 mm	—	925
Rendez-Vous Classic Night & Day Q3448111	34 mm	8.63 mm	—	898
Master Control Calendar Q4148120	40 mm	10.95 mm	47.2 mm	866
Master Control Chronometre Date Q4158120	38 mm	8.4 mm	—	899
Master Control Chronometre Date Power Reserve Q4168120	39 mm	9.2 mm	—	738
Master Control Chronometre Perpetual Calendar Q4178180	39 mm	9.2 mm	—	868
Master Control Classic Q4008520	36 mm	8.15 mm	—	899
Master Control Date Q4018421	40 mm	8.78 mm	47 mm	899
Master Control Memovox Q411843J	40 mm	12.39 mm	—	956
Master Grande Tradition Calibre 946 (white gold) Q5273480	43 mm	13.42 mm	—	946
Master Grande Tradition Calibre 950 (white gold) Q5233420	43 mm	13.7 mm	—	950
Master Ultra Thin Date Q1238421	39 mm	7.89 mm	45.8 mm	899
Master Ultra Thin Moon 36 mm Q1248420	36 mm	9.4 mm	—	925
Master Ultra Thin Moon 39 mm Q1368430	39 mm	9.3 mm	45.7 mm	925
Master Ultra Thin Perpetual Calendar Q114842J	39 mm	9.2 mm	45.7 mm	868
Master Ultra Thin Small Seconds Q1218420	39 mm	8.1 mm	—	896
Polaris Perpetual Calendar (calibre 868) (pink gold) Q908269J	42 mm	11.97 mm	—	868
Polaris Automatic Q9008170	41 mm	11.2 mm	47.6 mm	898
Polaris Date (12.9 mm high) Q9128981	40 mm	12.9 mm	—	899
Polaris Perpetual Calendar Q9088180	42 mm	13.07 mm	—	868
Master Control Chronograph Calendar Q4138130	40 mm	12.05 mm	47.5 mm	759
Master Control Geographic Q4128421	40 mm	10.96 mm	—	939
Polaris Chronograph Q9028170	42 mm	11.92 mm	48.7 mm	751
Polaris Chronograph (calibre 761) Q9028181	42 mm	13.39 mm	48.5 mm	761
Polaris Date Q906863J	42 mm	13.92 mm	—	899
Polaris Geographic Q9078640	42 mm	11.54 mm	—	939
Polaris Mariner Memovox Q903818J	42 mm	15.63 mm	—	956

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