Side by side
Helgray Bomber Quartz - Brigadier Gray (Prototype)vsSeiko Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Bomber Quartz - Brigadier Gray (Prototype)40mm
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition42.7mm
Power Reserve
Bomber Quartz - Brigadier Gray (Prototype)40h
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition70h
Water Resistance
Bomber Quartz - Brigadier Gray (Prototype)100m
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition200m
MSRP
Bomber Quartz - Brigadier Gray (Prototype)$249
Prospex Sea 1970 Heritage Diver's Save the Ocean Special Edition$1,350
Full specifications
Case
5 specsCategory
Pilot
Diver
Diameter
40mm
42.7mm
Thickness
12mm
13.2mm
Lug-to-Lug
46mm
46.4mm
Water Resistance
100m
200m
Crystal & Dial
3 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
—
6R35
Power Reserve
40h
70h
Jewels
25
24
Pricing
1 specsMSRP
$249
$1,350
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