Side by side

Boldr Odyssey FreedivervsGrand Seiko SLGB023

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

Odyssey Freediver
BoldrOdyssey Freediver
MSRP $649
SLGB023
Grand SeikoSLGB023
MSRP $12,400

At a glance

11 of 29 specs differ
Diameter
Odyssey Freediver40mm
SLGB02340.8mm
Power Reserve
Odyssey Freediver40h
SLGB02372h
Water Resistance
Odyssey Freediver300m
SLGB023300m
MSRP
Odyssey Freediver$649
SLGB023$12,400

Full specifications

Case

5 specs
Diameter
40mm
40.8mm
Thickness
14.2mm
12.9mm
Lug-to-Lug
48mm
48.5mm
Lug Width
20mm
21mm
Material
Stainless Steel
Titanium

Crystal & Dial

2 specs
Dial Color
202
Black
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Cal
9RB1
Type
Automatic
Spring Drive
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$649
$12,400

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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 Odyssey Freediver

The Boldr Odyssey Freediver is praised for its bead-blasted steel case with polished bevels and a custom steel bracelet designed for wrist curvature. Reviewers note its strong legibility, applied details, and vintage-inspired date window on fresh dial colors. The 44mm case is surgical-grade steel with a brushed finish and angular lugs, water-resistant to 300 meters. It houses a Miyota 9075 movement with a jumping local hour function. On balance, reviewers highlight the Boldr Odyssey Freediver's thoughtful case finishing and functional movement with a local hour complication.

Grand Seiko SLGB023

Owners and reviewers widely praise the Grand Seiko SLGB023 for its comfortable 40.8mm titanium case and the smooth winding feel of its Spring Drive 9RB1 movement. The dial's gradient blue "ushio" motif is a highlight, though some reviewers note the bezel's fully lumed scale as a missed opportunity. Enthusiasts are divided on the power reserve indicator's placement and the design of the hour and minute hands. Overall, owners and reviewers rate the Grand Seiko SLGB023 highly for its comfortable titanium case and the refined Spring Drive movement.

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