Side by side

Oak & Oscar The Humboldt GMTvsLongines PRIMALUNA

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

The Humboldt GMT
Oak & OscarThe Humboldt GMT
MSRP $2,175
PRIMALUNA
LonginesPRIMALUNA
MSRP $1,950

At a glance

22 of 29 specs differ
Diameter
The Humboldt GMT39.5mm
PRIMALUNA30mm
Power Reserve
The Humboldt GMT56 hoursh
PRIMALUNA40h
Water Resistance
The Humboldt GMT200m
PRIMALUNA30m
MSRP
The Humboldt GMT$2,175
PRIMALUNA$1,950

Full specifications

Case

9 specs
Category
GMT
Dress
Diameter
39.5mm
30mm
Thickness
12.5mm
8.3mm
Lug-to-Lug
46.8mm
37mm
Lug Width
20mm
7mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed
Water Resistance
200m
30m
Caseback
Solid screw-down
Transparent case back with sapphire crystal

Crystal & Dial

4 specs
Crystal Shape
Double-domed
AR Coating
Underside
Both sides
Dial Color
White
Blue
Indices
Applied
Diamond indexes

Movement

8 specs
Caliber
Sellita SW330
L257.2
Type
Automatic
Quartz
Beat Rate
4 vph
25,200 vph
Power Reserve
56 hoursh
40h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$2,175
$1,950

Follow this matchup

Get a note when Oak & Oscar The Humboldt GMT vs Longines PRIMALUNA gets more votes, a community discussion, or a price drop. No account needed.

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

Oak & Oscar The Humboldt GMT owners widely praise its exceptional accuracy, often running at or near 0 seconds per day, and its comfortable wearability with subtle design details. The construction quality for the price point, sandwich lume, and anti-magnetic properties are also highlighted. Some owners find the bracelet sizing adjustment slightly awkward, and one noted the lume could be brighter. Overall, owners rate the Oak & Oscar The Humboldt GMT highly for its accuracy and comfortable wearability.

Longines PRIMALUNA

Owners widely praise the Longines PRIMALUNA for its attractive style and understated 26.5mm size, with some preferring the automatic for its craftsmanship and heirloom quality. The redesigned 34mm model features an automatic movement, date complication, and polished case design, available in steel or bi-metal with various dial and strap options. Accuracy averages a loss of 1.3 seconds per day across six positions, running 3-4 seconds slower on the wrist, which is within COSC standards. Prices range from EUR 2,850 to EUR 6,600. Overall, owners rate the Longines PRIMALUNA highly for its appealing design and reliable automatic movement.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.