Side by side

Marathon Arctic OSAR 46mm AutomaticvsLorca MODEL No.1 GMT

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

Arctic OSAR 46mm Automatic
MarathonArctic OSAR 46mm Automatic
MSRP $2,500
MODEL No.1 GMT
LorcaMODEL No.1 GMT
MSRP $1,875

At a glance

15 of 29 specs differ
Diameter
Arctic OSAR 46mm Automatic46mm
MODEL No.1 GMT36mm
Power Reserve
Arctic OSAR 46mm Automatic40h
MODEL No.1 GMT40h
Water Resistance
Arctic OSAR 46mm Automatic300m
MODEL No.1 GMT200m
MSRP
Arctic OSAR 46mm Automatic$2,500
MODEL No.1 GMT$1,875

Full specifications

Case

9 specs
Category
Diver
GMT
Diameter
46mm
36mm
Thickness
13mm
11.2mm
Lug-to-Lug
43.5mm
44mm
Lug Width
18mm
19mm
Material
316L Stainless Steel
Stainless Steel 316L
Finish
Brushed and polished
Brushed + Polished
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
White
Black
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
Sellita SW220-1
C125
Complications
None
GMT

Pricing

1 specs
MSRP
$2,500
$1,875

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Marathon Arctic OSAR 46mm Automatic

Owners widely praise the Marathon Arctic OSAR 46mm Automatic for its overbuilt toughness and industrial, instrument-like aesthetic, with some preferring the Arctic dial for legibility. One owner notes the automatic movement may be unnecessary for rough use compared to a quartz option. Reviewers mention the MaraGlo luminous paint and a Sellita SW200-1 automatic movement. Some owners question its rising price and luxury positioning, with one reporting poor lume and movement performance. Overall, owners value the Marathon Arctic OSAR 46mm Automatic for its robust build and utilitarian design.

Lorca MODEL No.1 GMT

Owners and reviewers widely praise the Lorca MODEL No.1 GMT for its 36mm size and 11.2mm thinness, vintage-inspired design, and crisp finishing. The champagne sunburst dial and integrated bracelet are frequently highlighted as attractive elements. Some owners note the bezel font as a detractor, and a reviewer points out the lume is insignificant. The watch uses a caller GMT movement, and one owner finds the small crown impractical to manipulate. Accuracy is reported as within +/- 4 seconds per day, and it features 20 ATM water resistance. Overall, owners and reviewers appreciate the Lorca MODEL No.1 GMT for its refined design and compact dimensions, though some question its value proposition for an emerging brand.

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