Side by side
Baltic ScalegraphvsSeiko 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
14 of 29 specs differDiameter
Scalegraph39.5mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
Scalegraph63h
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
Scalegraph100m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
Scalegraph$1,766
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Full specifications
Case
5 specsCategory
Chronograph
Diver
Diameter
39.5mm
44mm
Thickness
14.1mm
13mm
Lug-to-Lug
47mm
49.3mm
Water Resistance
100m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
BGW9
LumiBrite on hands, index(es) and bezel
Movement
4 specsCaliber
Sellita SW510
8L35
Type
Manual
Automatic
Power Reserve
63h
50h
Jewels
25
26
Pricing
1 specsMSRP
$1,766
$3,300
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