Side by side
Sheffield GMTvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
GMT40mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
GMT—
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
GMT200m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
GMT—
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Full specifications
Case
3 specsCategory
GMT
Diver
Diameter
40mm
44mm
Lug-to-Lug
48mm
49.3mm
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Seiko NH34
8L35
Power Reserve
—
50h
Jewels
25
26
Pricing
1 specsMSRP
—
$3,300
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