Serket Watch Co ReefvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.
Reef
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition
Diameter
46mm
44mm
Lug-to-Lug
52mm
49.3mm
lowest
Thickness
14mm
13mm
lowest
Water Resistance
300m
highest
200m
Power Reserve
38h
50h
highest
MSRP
$899
lowest
$3,300
Movement
Sellita SW200-1
Seiko 8L35
Case
5 specsDiameter
46mm
44mm
Thickness
14mm
13mm
Lug-to-Lug
52mm
49.3mm
Lug Width
24mm
20mm
Water Resistance
300m
200m
Crystal & Dial
4 specsCrystal Shape
n/a
Curved
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
Black
n/a
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Sellita SW200-1
Seiko 8L35
Power Reserve
38h
50h
Jewels
0
26
Pricing
1 specsMSRP
$899
$3,300
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