Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsLongines SPIRIT ZULU TIME 1925

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
SPIRIT ZULU TIME 1925
LonginesSPIRIT ZULU TIME 1925
MSRP $4,700

At a glance

18 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
SPIRIT ZULU TIME 192539mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
SPIRIT ZULU TIME 192572h
Water Resistance
The Humboldt GMT SAR Edition200m
SPIRIT ZULU TIME 1925100m
MSRP
The Humboldt GMT SAR Edition$2,950
SPIRIT ZULU TIME 1925$4,700

Full specifications

Case

7 specs
Diameter
39.5mm
39mm
Thickness
12.5mm
13.5mm
Lug Width
20mm
21mm
Material
Grade 5 Titanium
Gold
Finish
Brushed and polished
Water Resistance
200m
100m
Caseback
Solid screw-down
Transparent case back with sapphire crystal

Crystal & Dial

3 specs
Crystal Shape
Double-domed
AR Coating
Underside
Both sides
Indices
Applied
Applied Arabic numerals

Movement

7 specs
Caliber
Sellita SW330
L844.4
Beat Rate
4 vph
25,200 vph
Power Reserve
56 hoursh
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date, 24 hours hand with time zone mechanism

Pricing

1 specs
MSRP
$2,950
$4,700

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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.

Longines SPIRIT ZULU TIME 1925

The Longines SPIRIT ZULU TIME 1925 is widely praised for its handsome, vintage-inspired two-tone aesthetic, featuring a rose-gold capped bezel and dial accents, and is noted for its segment-leading finishing and solid feel. Owners and reviewers highlight the pleasing combination of precious metal with a rugged character. The watch is powered by the ETA-produced L844.4 automatic GMT movement, which is COSC chronometer certified and offers a 72-hour power reserve, visible through a sapphire caseback. Some reviewers flag the 13.5mm thickness as substantial, and the male endlinks may affect wearability on smaller wrists. The Longines SPIRIT ZULU TIME 1925 is priced at approximately $4,350 and includes a bracelet and an additional NATO strap. Overall, owners and reviewers rate the Longines SPIRIT ZULU TIME 1925 highly for its refined vintage-inspired design and excellent finishing at its price point.

From video reviewers

The Spirit Zulu Time 1925 features excellent finishing and a true GMT function. Reviewers questioned the value proposition due to the rose gold being a cap rather than solid.

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