Side by side
Helgray Bomber Quartz - Brigadier Gray (Prototype)vsSeiko 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
12 of 29 specs differDiameter
Bomber Quartz - Brigadier Gray (Prototype)40mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
Bomber Quartz - Brigadier Gray (Prototype)40h
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
Bomber Quartz - Brigadier Gray (Prototype)100m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
Bomber Quartz - Brigadier Gray (Prototype)$249
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Full specifications
Case
5 specsCategory
Pilot
Diver
Diameter
40mm
44mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
49.3mm
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
—
8L35
Power Reserve
40h
50h
Jewels
25
26
Pricing
1 specsMSRP
$249
$3,300
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Helgray Bomber Quartz - Brigadier Gray (Prototype) vs Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Ikepod ManateevsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionMarnaut Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)vsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionGeckota Pioneer Graphite Special EditionvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionGeckota Pioneer Classic EditionvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionHelgray Bomber Quartz - Brigadier Gray (Prototype)vsEcho/Neutra Cristallo Professional Diver 500mHelgray Bomber Quartz - Brigadier Gray (Prototype)vsGeckota Sea-Hunter Dive Watch