Side by side
Feynman Timekeepers CoalescevsSeiko Prospex Sea 1968 Heritage Diver's GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Coalesce39mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Coalesce—
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Coalesce—
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Coalesce$5,448
Prospex Sea 1968 Heritage Diver's GMT$1,500
Full specifications
Case
6 specsCategory
—
Diver
Diameter
39mm
42mm
Thickness
—
12.9mm
Lug-to-Lug
—
48.6mm
Lug Width
—
20mm
Water Resistance
—
200m
Crystal & Dial
3 specsAR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Panda
Black
Lume
None
LumiBrite on hands, index(es) and bezel
Movement
3 specsCaliber
Sellita SW200-1
6R54
Power Reserve
—
72h
Jewels
25
24
Pricing
1 specsMSRP
$5,448
$1,500
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