Side by side

Breitling Superocean AutomaticvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Breitling Superocean Automatic

Owners widely praise the Breitling Superocean Automatic for its excellent fit and finish, comfortable bracelet with micro-adjustment, and a fresh design that some find stunning, particularly the blue ceramic bezel and white dial. The watch features a satisfyingly clicking ceramic bezel that is easy to operate and a vibrant dial with luminous hands and hour plots. One owner reports their 42mm model runs about +6 seconds per day, while others note that Breitling watches can sometimes lose time due to magnetization, which can be corrected under warranty. The Breitling Superocean Automatic has a power reserve of approximately 42 hours. Overall, owners rate the Breitling Superocean Automatic highly for its design and build quality at its price point.

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

Owners widely praise the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition for its attractive, well-made design and gorgeous dial, noting its jewel-toned teal color and rippling-water pattern. The bezel action is smooth with a muted sound, and the case and bracelet offer a more comfortable feel than previous iterations. However, multiple owners express disappointment with the accuracy of the 6R movement at its price point, with some noting theirs runs slow, and consider the price too high. The steep rehaut and marker size make the 24-hour numbers difficult to read, and some find the case design makes the watch feel top-heavy despite wearing smaller. Overall, owners rate the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition highly for its striking dial and refined case design, despite concerns regarding movement accuracy at its price.

At a glance

15 of 29 specs differ
Diameter
Superocean Automatic42mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
Superocean Automatic38h
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
Superocean Automatic300m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
Superocean Automatic$5,700
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300

Full specifications

Case

6 specs
Diameter
42mm
44mm
Thickness
12.56mm
13mm
Lug-to-Lug
49.3mm
Lug Width
0mm
20mm
Finish
Stainless steel
Water Resistance
300m
200m

Crystal & Dial

3 specs
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
Breitling 17 (ETA 2824-2 base)
8L35
Power Reserve
38h
50h
Jewels
0
26
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$5,700
$3,300
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.

Follow this matchup

Get a note when Breitling Superocean Automatic vs Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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