Side by side

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited EditionvsSpinnaker Piccard

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.

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.

Spinnaker Piccard

Owners widely praise the Spinnaker Piccard for its comfortable wear, excellent readability, and bold, vintage-inspired design that redefines dive watch aesthetics. However, some owners view the Spinnaker Piccard as a specialty novelty watch, describing it as huge and heavy with a large crystal that hinders legibility, making it an acquired taste. On balance, owners find the Spinnaker Piccard to be a unique dive watch with a distinctive design, though its substantial size and crystal may not suit all wearers.

At a glance

14 of 29 specs differ
Diameter
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Piccard45mm
Power Reserve
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Piccard
Water Resistance
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
Piccard550m
MSRP
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300
Piccard$550

Full specifications

Case

6 specs
Diameter
44mm
45mm
Thickness
13mm
21mm
Lug-to-Lug
49.3mm
52mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
550m

Crystal & Dial

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

Movement

3 specs
Caliber
8L35
NH35
Power Reserve
50h
0h
Jewels
26
0

Pricing

1 specs
MSRP
$3,300
$550
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