Side by side
Aera Instruments M-1vsMarnaut Safe Harbour 100
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
8 of 29 specs differDiameter
M-139mm
Safe Harbour 10039mm
Power Reserve
M-142h
Safe Harbour 10041h
Water Resistance
M-1100m
Safe Harbour 100100m
MSRP
M-1—
Safe Harbour 100$1,042
Full specifications
Case
2 specsThickness
13.14mm
13mm
Lug-to-Lug
47.6mm
45mm
Crystal & Dial
2 specsDial Color
Dune
Black
Lume
Super-LumiNova
SuperLuminova C3
Movement
3 specsCaliber
Sellita SW216-1
Sellita SW200-1
Type
Manual
Automatic
Power Reserve
42h
41h
Pricing
1 specsMSRP
—
—
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 Aera Instruments M-1 vs Marnaut Safe Harbour 100 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.
CWC Cabot Steel Limited Edition WatchvsMarnaut Safe Harbour 100CWC (Cabot Watch Company) Fifty Limited Edition Anniversary WatchvsMarnaut Safe Harbour 100Marnaut Safe Harbour 100vsVPC Watch TYPE 37HWFarer Lethbridge GoldvsMarnaut Safe Harbour 100Aera Instruments M-1vsMarnaut Safe Harbour 100CAera Instruments M-1vsMarnaut Safe Harbour 100C Safe Harbour Classic 100 (cushion case, multi-subdial complication, applied batons)