Side by side

Oris Divers Sixty‑Five ChronographvsSeiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition

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

Divers Sixty‑Five Chronograph
OrisDivers Sixty‑Five Chronograph
MSRP $4,700

At a glance

16 of 29 specs differ
Diameter
Divers Sixty‑Five Chronograph40mm
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Power Reserve
Divers Sixty‑Five Chronograph62 hoursh
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Water Resistance
Divers Sixty‑Five Chronograph100m
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
MSRP
Divers Sixty‑Five Chronograph$4,700
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500

Full specifications

Case

5 specs
Diameter
40mm
42mm
Thickness
14.6mm
Lug-to-Lug
49.5mm
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Curved
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
Grey
Black
Indices
Applied
Lume
None
LumiBrite on hands and index(es)

Movement

5 specs
Caliber
771-1
8R48
Beat Rate
4 vph
28,800 vph
Power Reserve
62 hoursh
45h
Jewels
27
34
Complications
Chronograph
None

Pricing

1 specs
MSRP
$4,700
$2,500

Follow this matchup

Get a note when Oris Divers Sixty‑Five Chronograph vs Seiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition 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.

Oris Divers Sixty‑Five Chronograph

The Oris Divers Sixty-Five Chronograph is praised for its classic, legible design and improved wearability with a 40mm case, though it remains a relatively thick 15.4mm. It is powered by the Sellita SW510-based Oris 771 caliber with a 48-hour power reserve. One reviewer noted that a full bronze variant's 21mm lug width limits strap options. Overall, reviewers find the Oris Divers Sixty-Five Chronograph a refined and appealing dive watch considered a credible alternative for everyday wear.

From video reviewers

The watch features a unique, nature-inspired dial that adds a touch to the classic design. The unidirectional dive bezel has smooth action. The lume is somewhat lacking, which may be a drawback for those who plan to use it in low-light conditions.

Seiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition

Owners widely praise the Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition for its refined presence and intricate dial patterns, with some favoring its unique red dial and steel bezel over other Speedtimer models. However, some owners criticize the 24-hour subdial as useless, the date window as recessed, and the stock bracelet as difficult to fit, while others find the pushers stick out too much. One owner notes the $995 price point is high for the 6R55 movement, suggesting a lower range, though others appreciate the Seiko finishing and charm. On balance, owners rate the Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition well for its unique aesthetic and finishing, despite some functional and value concerns.

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.