Side by side

MKII HellionvsSeestern S456 GMT

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

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Hellion
MKIIHellion
MSRP $649
S456 GMT
SeesternS456 GMT
MSRP $299
Buy from MKII ↗
Buy used on eBay ↗
Buy from Seestern ↗
Buy used on eBay ↗

At a glance

15 of 29 specs differ
Diameter
Hellion39mm
S456 GMT41mm
Power Reserve
Hellion—
S456 GMT41hh
Water Resistance
Hellion100m
S456 GMT200m
MSRP
Hellion$649
S456 GMT$299

Full specifications

Case

7 specs
Category
—
GMT
Diameter
39mm
41mm
Thickness
13.55mm
13mm
Lug-to-Lug
48.5mm
49mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Water Resistance
100m
200m

Crystal & Dial

2 specs
Dial Color
Black
Sunray style, applied and Diamond cut Indices, C1 lume
Lume
SuperLuminova
C1

Movement

5 specs
Caliber
TMI NH38
Seiko NH34
Beat Rate
28,800 vph
3 vph
Power Reserve
—
41hh
Jewels
25
24
Complications
None
GMT

Pricing

1 specs
MSRP
$649
$299
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