Side by side

Oak & Oscar The Humboldt GMT SAR EditionvsOrient Bambino Open Heart

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
Bambino Open Heart
OrientBambino Open Heart
MSRP $315

At a glance

19 of 29 specs differ
Diameter
The Humboldt GMT SAR Edition39.5mm
Bambino Open Heart40.5mm
Power Reserve
The Humboldt GMT SAR Edition56 hoursh
Bambino Open Heart40h
Water Resistance
The Humboldt GMT SAR Edition200m
Bambino Open Heart30m
MSRP
The Humboldt GMT SAR Edition$2,950
Bambino Open Heart$315

Full specifications

Case

8 specs
Category
GMT
Diameter
39.5mm
40.5mm
Thickness
12.5mm
12mm
Lug-to-Lug
46.8mm
46mm
Lug Width
20mm
21mm
Material
Grade 5 Titanium
Stainless Steel
Water Resistance
200m
30m
Caseback
Solid screw-down
Display

Crystal & Dial

6 specs
Crystal
Sapphire
Mineral
Crystal Shape
Double-domed
AR Coating
Underside
Dial Color
Black
White
Indices
Applied
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Sellita SW330
FT622
Beat Rate
4 vph
21,600 vph
Power Reserve
56 hoursh
40h
Jewels
25
22

Pricing

1 specs
MSRP
$2,950
$315

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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.

Orient Bambino Open Heart

Owners widely praise the Orient Bambino Open Heart for its dressy style, clean dial, and reliable in-house F6724 automatic movement with hacking and hand-winding. Reviewers and owners highlight its value proposition, with one owner noting it remains a regular wear even after acquiring pricier watches. Some owners find the build quality and stock strap less premium, with one noting the mineral crystal is prone to scratching and another that the movement can be noisy. The 21mm lug width is cited as making strap swapping slightly more complicated. Overall, owners and reviewers rate the Orient Bambino Open Heart highly for its dressy aesthetic and in-house movement at its price point.

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