Side by side
Apiar Gen1.1 UndergroundvsFormex Essence ThirtyNine
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Gen1.1 Underground39mm
Essence ThirtyNine39mm
Power Reserve
Gen1.1 Underground68h
Essence ThirtyNine41h
Water Resistance
Gen1.1 Underground30m
Essence ThirtyNine100m
MSRP
Gen1.1 Underground$4,331
Essence ThirtyNine$2,390
Full specifications
Case
5 specsCategory
—
Dress
Thickness
9.2mm
10mm
Lug-to-Lug
43.75mm
45mm
Material
Brass
Stainless Steel
Water Resistance
30m
100m
Crystal & Dial
2 specsDial Color
—
Space Ghost
Lume
None
Super-LumiNova
Movement
2 specsCaliber
G101 Soigné
Sellita SW200-1
Power Reserve
68h
41h
Pricing
1 specsMSRP
$4,331
$2,390
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