Side by side

Boldr BOLDR x NitecorevsOrient Bambino Open Heart

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

BOLDR x Nitecore
BoldrBOLDR x Nitecore
MSRP $449
Bambino Open Heart
OrientBambino Open Heart
MSRP $315

At a glance

18 of 29 specs differ
Diameter
BOLDR x Nitecore38mm
Bambino Open Heart40.5mm
Power Reserve
BOLDR x Nitecore40h
Bambino Open Heart40h
Water Resistance
BOLDR x Nitecore200m
Bambino Open Heart30m
MSRP
BOLDR x Nitecore$449
Bambino Open Heart$315

Full specifications

Case

8 specs
Category
Diver
Diameter
38mm
40.5mm
Thickness
12.8mm
12mm
Lug-to-Lug
44mm
46mm
Lug Width
20mm
21mm
Material
Titanium
Stainless Steel
Water Resistance
200m
30m
Caseback
Solid
Display

Crystal & Dial

6 specs
Crystal
Sapphire
Mineral
Crystal Shape
Flat
AR Coating
Yes
Dial Color
The Kraken by BOLDR x Nitecore
White
Indices
Applied
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Seiko NH35A
FT622
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22

Pricing

1 specs
MSRP
$449
$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.

BOLDR x Nitecore

BOLDR x Nitecore is widely praised for its lightweight 38mm PVD titanium case, excellent legibility, and perfect sizing. Owners and reviewers highlight the unique, topographical map-inspired dial offering fantastic depth, complemented by color-matched Old-Radium C3 lume and subtle branding. The watch is described as durable and powerfully lumed, with the included Nitecore TIKI torch capable of boosting its glow. On balance, owners and reviewers rate the BOLDR x Nitecore highly for its exceptional lume and distinctive 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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