Side by side

Orient Bambino Open HeartvsZelos Spearfish GMT

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

Bambino Open Heart
OrientBambino Open Heart
MSRP $315
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

17 of 29 specs differ
Diameter
Bambino Open Heart40.5mm
Spearfish GMT40mm
Power Reserve
Bambino Open Heart40h
Spearfish GMT40h
Water Resistance
Bambino Open Heart30m
Spearfish GMT200m
MSRP
Bambino Open Heart$315
Spearfish GMT$999

Full specifications

Case

8 specs
Category
GMT
Diameter
40.5mm
40mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
40mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
200m
Caseback
Display
Solid

Crystal & Dial

5 specs
Crystal
Mineral
Sapphire
Crystal Shape
Flat
AR Coating
Inner
Dial Color
White
Frost
Indices
Applied

Movement

3 specs
Caliber
FT622
Sellita SW330-2
Beat Rate
21,600 vph
28,800 vph
Jewels
22
25

Pricing

1 specs
MSRP
$315
$999

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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.

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.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

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