Side by side

Serket Watch Co Reef X Diver Black DLCvsSeiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Reef X Diver Black DLC
Serket Watch CoReef X Diver Black DLC
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch
SeikoProspex Marinemaster Marinemaster 1968 Heritage Diver's Watch
MSRP $2,900
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Buy from Seiko ↗
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At a glance

14 of 29 specs differ
Diameter
Reef X Diver Black DLC43mm
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch42.6mm
Power Reserve
Reef X Diver Black DLC—
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch50h
Water Resistance
Reef X Diver Black DLC200m
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m
MSRP
Reef X Diver Black DLC—
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$2,900

Full specifications

Case

6 specs
Category
—
Diver
Diameter
43mm
42.6mm
Thickness
12.7mm
13.4mm
Lug-to-Lug
50mm
49.3mm
Lug Width
22mm
20mm
Water Resistance
200m
300m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Pink
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Seiko NH35
8L35
Power Reserve
—
50h
Jewels
25
26

Pricing

1 specs
MSRP
—
$2,900
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