Santurce Picúa — Swiss Automatic DivervsSeiko Prospex Sea
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Picúa — Swiss Automatic Diver

Prospex Sea
Diameter
39mm
41mm
Lug-to-Lug
46mm
lowest
46.9mm
Thickness
12.2mm
lowest
12.3mm
Water Resistance
300m
highest
200m
Power Reserve
n/a
70h
MSRP
$949
$900
lowest
Movement
Sellita SW200-1
Seiko 6R35
Case
4 specsCrystal & Dial
4 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Santurce Picúa — Swiss Automatic Dive Watch is widely praised for its 39mm case size and sandblasted steel finish, offering nuanced attention to detail for its price. Reviewers highlight the AR-coated sapphire crystal for its lack of glare and the excellent luminous material application. Owners also note the satisfying winding feel of the Sellita SW200-B automatic movement. Overall, owners and reviewers rate the Santurce Picúa — Swiss Automatic Dive Watch highly for its detailed finishing and wearability at its price point.
Owners widely praise the Seiko Prospex Sea for its value and robust build, with many highlighting its excellent lume and attractive design. Some owners find the 41mm case size perfect, while others with smaller wrists consider it too large, thick, and heavy. The stock rubber strap is noted as uncomfortable for land wear by one owner. Overall, owners rate the Seiko Prospex Sea highly for its design and value at the price point.
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