Side by side

Maen Skymaster 38 MKIIIvsOrient Bambino Open Heart

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

Skymaster 38 MKIII
MaenSkymaster 38 MKIII
MSRP $1,679
Bambino Open Heart
OrientBambino Open Heart
MSRP $315

At a glance

17 of 29 specs differ
Diameter
Skymaster 38 MKIII38mm
Bambino Open Heart40.5mm
Power Reserve
Skymaster 38 MKIII40h
Bambino Open Heart40h
Water Resistance
Skymaster 38 MKIII100m
Bambino Open Heart30m
MSRP
Skymaster 38 MKIII$1,679
Bambino Open Heart$315

Full specifications

Case

8 specs
Category
Chronograph
Diameter
38mm
40.5mm
Thickness
13.4mm
12mm
Lug-to-Lug
46mm
Lug Width
21mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
30m
Caseback
Solid
Display

Crystal & Dial

5 specs
Crystal
Domed Sapphire
Mineral
Crystal Shape
Flat
AR Coating
Inner
Dial Color
M6.1.1
White
Indices
Applied

Movement

3 specs
Caliber
Sellita SW510mb
FT622
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22

Pricing

1 specs
MSRP
$1,679
$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.

Maen Skymaster 38 MKIII

The Maen Skymaster 38 MKIII is praised for its refined case, impressive fit and finish, and compact 38mm size, which offers a premium feel with a sharp, legible dial and well-executed applied markers. Reviewers note the sweet winding action and the vintage-inspired brown sunburst dial with dauphine hands and lollipop register pointers. The watch is powered by a manual-wind Sellita SW510Mb movement with a 63-hour power reserve. Accuracy figures vary, with one reviewer reporting +7 seconds per day and another stating a tolerance of +/-15 seconds per day. On balance, owners and reviewers appreciate the Maen Skymaster 38 MKIII for its refined vintage-inspired design and compact dimensions at its price point.

From video reviewers

The 38mm case size is a key strength for the Maen Skymaster 38 MKIII. Reviewers noted the excellent quality-price ratio for a Swiss-made chronograph.

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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