Side by side
Marnaut Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)vsSeestern S456 GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)39mm
S456 GMT41mm
Power Reserve
Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)41h
S456 GMT41hh
Water Resistance
Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)100m
S456 GMT200m
MSRP
Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)$1,042
S456 GMT$299
Full specifications
Case
6 specsCategory
—
GMT
Diameter
39mm
41mm
Lug-to-Lug
45mm
49mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed + Polished
Water Resistance
100m
200m
Crystal & Dial
2 specsDial Color
Black
Sunray style, applied and Diamond cut Indices, C1 lume
Lume
None
C1
Movement
5 specsCaliber
Sellita SW200-1
Seiko NH34
Beat Rate
28,800 vph
3 vph
Power Reserve
41h
41hh
Jewels
25
24
Complications
None
GMT
Pricing
1 specsMSRP
—
$299
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Marnaut Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons) vs Seestern S456 GMT gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Radcliffe Watches X M-DVRvsSeestern S456 GMTLima Watch Meca Revolt Meca/Seconde 38mm cushion small-seconds subdialvsSeestern S456 GMTMarnaut Safe Harbour 100CvsSeestern S456 GMTIkepod ManateevsSeestern S456 GMTMarnaut Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)vsSheffield GMTIslander JFK Automatic GMT Watch with Batman Dial #ISL-338vsMarnaut Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)












