Side by side
Erebus Watches Ascent 40 GMTvsSeiko King Seiko KSK
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Ascent 40 GMT40mm
King Seiko KSK38.3mm
Power Reserve
Ascent 40 GMT—
King Seiko KSK72h
Water Resistance
Ascent 40 GMT100m
King Seiko KSK100m
MSRP
Ascent 40 GMT$429
King Seiko KSK$2,000
Full specifications
Case
5 specsCategory
—
Dress
Diameter
40mm
38.3mm
Thickness
12.4mm
11.7mm
Lug-to-Lug
46mm
46mm
Lug Width
20mm
19mm
Crystal & Dial
4 specsCrystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Malachite
Black
Lume
BGW9 Super-LumiNova®
LumiBrite on Hands
Movement
3 specsCaliber
Miyota 9075
6R55
Power Reserve
—
72h
Jewels
25
24
Pricing
1 specsMSRP
$429
$2,000
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