Side by side
Formex Essence ThirtyNinevsSerket Watch Co Reef Mariana
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Essence ThirtyNine39mm
Reef Mariana40mm
Power Reserve
Essence ThirtyNine41h
Reef Mariana—
Water Resistance
Essence ThirtyNine100m
Reef Mariana200m
MSRP
Essence ThirtyNine$2,390
Reef Mariana$449
Full specifications
Case
5 specsCategory
Dress
—
Diameter
39mm
40mm
Thickness
10mm
13.2mm
Lug-to-Lug
45mm
47.5mm
Water Resistance
100m
200m
Crystal & Dial
2 specsDial Color
Space Ghost
Orange
Lume
Super-LumiNova
BGW9
Movement
2 specsCaliber
Sellita SW200-1
Seiko NH35
Power Reserve
41h
—
Pricing
1 specsMSRP
$2,390
$449
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