The Bronze Field Guide

Yema Superman Heritage GMT Bronze

YSUPGMT-BRONZE

The Yema Superman Heritage GMT Bronze is a current-production other watch with a bronze (grade not stated) case. It measures 39.0 mm across, 14.25 mm thick, 48 mm lug to lug, and is water resistant to 300 m. Inside is the YEMA3000 (in-house) automatic movement, with 42 hours power reserve. Complications: GMT. Priced from $1,199 (approx). Brand origin: France.

Bronze other watchesSkin-safe back
Reference
YSUPGMT-BRONZE
Type
Other
Price
$1,199 · approx
Case diameter
39.0 mm
Thickness
14.25 mm
Lug-to-lug
48 mm
Water resistance
300 m
Weight
–
Origin
France
Movement
Automatic
Caliber
YEMA3000 (in-house)
Power reserve
42 hours
Complications
GMT
Ceramic
Bronze (grade not stated)
Colour
–
Hardness
–
Construction
Assembled
Surface treatment
–
Caseback
Steel
Nickel-free
No (steel contact)
Bracelet / strap
Brown leather strap
Ceramic bracelet
–
Crystal
Sapphire
Display back
No
Dial
Degraded green
Lume
Super-LumiNova BGW9
Availability
Offered
Status
Current
Medium confidence Verified Jul 2026 Source: Gnomon / Maker Maker / listing ↗
Facts are free to cite with a link.
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Frequently asked questions

Is the Yema Superman Heritage GMT Bronze nickel-free?

No. At least one part that touches the skin is nickel-bearing steel (commonly the caseback or clasp), so the guide does not mark it nickel-free.

What bronze alloy is the Yema Superman Heritage GMT Bronze?

The Yema Superman Heritage GMT Bronze has a bronze (grade not stated) case, though its caseback is steel. It is recorded at medium confidence pending a maker-stated alloy.

What size is the Yema Superman Heritage GMT Bronze?

It is 39.0 mm in diameter, 14.25 mm thick, 48 mm lug to lug, and water resistant to 300 m.

How much does the Yema Superman Heritage GMT Bronze cost, and is it available?

It is current-production and lists from $1,199.

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