Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsTornek-Rayville CISO M38 Field

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
CISO M38 Field
Tornek-RayvilleCISO M38 Field
MSRP $695

At a glance

14 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
CISO M38 Field38mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
CISO M38 Field42h
Water Resistance
The Humboldt GMT SAR Edition200m
CISO M38 Field100m
MSRP
The Humboldt GMT SAR Edition$2,950
CISO M38 Field$695

Full specifications

Case

7 specs
Category
GMT
Diameter
39.5mm
38mm
Thickness
12.5mm
12.45mm
Lug-to-Lug
46.8mm
43.6mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
200m
100m
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 NH36
Beat Rate
4 vph
28,800 vph
Power Reserve
56 hoursh
42h

Pricing

1 specs
MSRP
$2,950
$695

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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 CISO M38 Field

Owners widely report the Tornek-Rayville CISO M38 Field offers high overall quality with a comfortable bracelet featuring single-sided screw links. The watch exhibits minimal wear, with only hairline scratches and a faint, difficult-to-photograph bezel mark. On balance, owners value the Tornek-Rayville CISO M38 Field for its robust build and comfortable wearability.

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