Side by side

Sheffield GMTvsYema Superman Steel CMM.10

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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GMT
SheffieldGMT
Superman Steel CMM.10
YemaSuperman Steel CMM.10
MSRP $1,890
Buy from Sheffield ↗
Buy used on eBay ↗
Buy from Yema ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
GMT40mm
Superman Steel CMM.1039mm
Power Reserve
GMT—
Superman Steel CMM.1040h
Water Resistance
GMT200m
Superman Steel CMM.10300m
MSRP
GMT—
Superman Steel CMM.10$1,890

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
40mm
39mm
Thickness
13mm
11.3mm
Lug-to-Lug
48mm
—
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Blue
Steel

Movement

2 specs
Caliber
Seiko NH34
Yema CMM.10
Power Reserve
—
40h

Pricing

1 specs
MSRP
—
$1,890
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