Side by side

Boldr BOLDR x NitecorevsCitizen Eco-Drive One

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

BOLDR x Nitecore
BoldrBOLDR x Nitecore
MSRP $449
Eco-Drive One
CitizenEco-Drive One
MSRP $2,995

At a glance

12 of 29 specs differ
Diameter
BOLDR x Nitecore38mm
Eco-Drive One36.6mm
Power Reserve
BOLDR x Nitecore40h
Eco-Drive One40h
Water Resistance
BOLDR x Nitecore200m
Eco-Drive One300m
MSRP
BOLDR x Nitecore$449
Eco-Drive One$2,995

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
38mm
36.6mm
Thickness
12.8mm
12mm
Lug-to-Lug
44mm
46mm
Material
Titanium
Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

3 specs
AR Coating
Yes
Underside
Dial Color
The Kraken by BOLDR x Nitecore
White
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Seiko NH35A
8845
Type
Automatic
Solar

Pricing

1 specs
MSRP
$449
$2,995

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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.

Citizen Eco-Drive One

The Citizen Eco-Drive One is widely celebrated for its groundbreaking thinness, with multiple sources confirming its status as the world's thinnest light-powered watch, measuring between 2.98mm and 3.5mm. Owners and reviewers alike praise its exceptional lightness, titanium construction, and good build quality that avoids feeling flimsy, noting its "wow factor" and superb finishing. The watch features a proprietary, ultra-thin Eco-Drive quartz movement and a synthetic sapphire dial, with some models offering up to 12 months of power reserve. However, its high price, ranging from $3,500 to $5,000, is a significant drawback for some, and its aesthetic is considered too plain or dated by a minority who prefer other Citizen models. The Citizen Eco-Drive One is also noted for lacking a seconds hand and having only splash-resistant water protection.

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