Side by side

Boldr Odyssey FreedivervsSeiko Prospex Sea The Black Series

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

Odyssey Freediver
BoldrOdyssey Freediver
MSRP $649
Prospex Sea The Black Series
SeikoProspex Sea The Black Series
MSRP $765

At a glance

12 of 29 specs differ
Diameter
Odyssey Freediver40mm
Prospex Sea The Black Series45mm
Power Reserve
Odyssey Freediver40h
Prospex Sea The Black Series41h
Water Resistance
Odyssey Freediver300m
Prospex Sea The Black Series200m
MSRP
Odyssey Freediver$649
Prospex Sea The Black Series$765

Full specifications

Case

5 specs
Diameter
40mm
45mm
Thickness
14.2mm
13.2mm
Lug-to-Lug
48mm
47.7mm
Lug Width
20mm
22mm
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
202
Black
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Cal
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$649
$765

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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.

Seiko Prospex Sea The Black Series

The Seiko Prospex Sea The Black Series is widely praised for its impressive value and compelling design elements. Reviewers highlight the SLA073's cave-diving-inspired dial, high-quality bracelet, and the robust 8L35 movement, calling it a standout release. The SRPE33 and SRPE39 models are noted for their attractive price, manta ray decorated dials, and excellent LumiBrite lume, though bezel alignment can be inconsistent. The SNJ029 is celebrated for its dynamic, colorful aesthetic, solar charging, and comfortable strap, making it ideal for outdoor adventures. Overall, the consensus is that Seiko Prospex Sea The Black Series models offer excellent value, with specific models lauded for their unique dials, quality finishing, and practical features like solar charging.

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