Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsTornek-Rayville TR-660 Acrylic Non-date

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

The Humboldt GMT SAR Edition
Oak & OscarThe Humboldt GMT SAR Edition
MSRP $2,950
TR-660 Acrylic Non-date
Tornek-RayvilleTR-660 Acrylic Non-date

At a glance

13 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
TR-660 Acrylic Non-date40mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
TR-660 Acrylic Non-date50h
Water Resistance
The Humboldt GMT SAR Edition200m
TR-660 Acrylic Non-date200m
MSRP
The Humboldt GMT SAR Edition$2,950
TR-660 Acrylic Non-date

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
39.5mm
40mm
Thickness
12.5mm
14.7mm
Lug-to-Lug
46.8mm
48.5mm
Material
Grade 5 Titanium
Stainless Steel
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
Crystal Shape
Double-domed
Flat
AR Coating
Underside
Yes
Lume
Super-LumiNova
Superluminova

Movement

3 specs
Caliber
Sellita SW330
TMI NH38
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
50h

Pricing

1 specs
MSRP
$2,950

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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.

Oak & Oscar The Humboldt GMT SAR Edition

Oak & Oscar The Humboldt GMT SAR Edition is praised for its anti-magnetic properties, sandwich lume dial, and overall construction quality for its price point. It features a brushed Grade 5 titanium case, a navy blue sandwich dial with an orange minute track and seconds hand, and a Sellita SW330 movement with a 56-hour power reserve. Minor drawbacks noted include bracelet sizing adjustment and lume brightness. On balance, owners and reviewers rate Oak & Oscar The Humboldt GMT SAR Edition highly for its robust construction and unique dial design at its price point.

Tornek-Rayville TR-660 Acrylic Non-date

The Tornek-Rayville TR-660 Acrylic Non-date is a 40mm bead-blasted stainless steel watch with a utilitarian matte black dial and a moisture detector, measuring 14.7mm thick and 48.5mm lug-to-lug, featuring a subtly domed, AR-coated crystal. One owner notes a preference for a different watch's bezel-locking mechanism but appreciates the TR-660's 20mm lug size. Another owner reports damage to the case and bezel, though it includes unused and worn straps. On balance, owners find the Tornek-Rayville TR-660 Acrylic Non-date to have a timeless design that remains appealing.

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