Side by side

Boldr BOLDR x NitecorevsSeiko Astron

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

BOLDR x Nitecore
BoldrBOLDR x Nitecore
MSRP $449
Astron
SeikoAstron
MSRP $2,500

At a glance

13 of 29 specs differ
Diameter
BOLDR x Nitecore38mm
Astron42mm
Power Reserve
BOLDR x Nitecore40h
Astron40h
Water Resistance
BOLDR x Nitecore200m
Astron100m
MSRP
BOLDR x Nitecore$449
Astron$2,500

Full specifications

Case

6 specs
Category
Diver
GMT
Diameter
38mm
42mm
Thickness
12.8mm
12.4mm
Lug-to-Lug
44mm
49.5mm
Lug Width
20mm
14mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Yes
Super-clear coating
Dial Color
The Kraken by BOLDR x Nitecore
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Seiko NH35A
5X83
Type
Automatic
Quartz
Jewels
25
14

Pricing

1 specs
MSRP
$449
$2,500

Follow this matchup

Get a note when BOLDR x Nitecore vs Seiko Astron gets more votes, a community discussion, or a price drop. No account needed.

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.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular technology, solar-powered quartz movement, and GPS time synchronization, making it a convenient grab-and-go option. The watch is frequently noted for its comfortable and lightweight titanium build, with some models featuring well-finished cases and robust ceramic bezels. Reviewers and owners alike highlight the dial's dynamic and shiny appearance, with textured hour markers and high-contrast edges. Accuracy is generally considered good, with figures ranging from +/- 15 seconds per month to within 1/2 second per day, easily corrected by GPS signal. However, some owners note that DST requires manual adjustment and that automatic time syncing depends on proximity to radio wave towers. The price point is a concern for some, who feel it competes with luxury watches without the same aesthetic appeal. One owner pointed out minimal lume and a slight misalignment of the minute hand on their model.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.