Resco StainlessvsSeiko 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.

Resco Stainless at true scale

Stainless

Seiko Prospex Sea at true scale

Prospex Sea

Diameter

44mm

43.8mm

Lug-to-Lug

51.4mm

48.7mm

lowest

Thickness

13.5mm

12.8mm

lowest

Water Resistance

200m

200m

Power Reserve

n/a

41h

MSRP

$1,955

$625

lowest

Movement

Sellita SW200-1

Seiko 4R35

Case

4 specs
Diameter
44mm
43.8mm
Thickness
13.5mm
12.8mm
Lug-to-Lug
51.38mm
48.7mm
Lug Width
n/a
22mm

Crystal & Dial

3 specs
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
n/a
n/a
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Sellita SW200-1
Seiko 4R35
Power Reserve
0h
41h
Jewels
0
23

Pricing

1 specs
MSRP
$1,955
$625
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Reviews

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

Resco Stainless

Owners widely praise the Resco Stainless for its durability, build quality, and excellent customer service, with many valuing support for a US small business. One owner notes the watch features a tight bezel and bright lume, and is comfortable on a NATO strap. However, one owner experienced rust on stainless steel parts despite regular rinsing after diving. The matte case back can show strap wear quickly. Overall, owners rate the Resco Stainless highly for its robust build and customer support, especially for those valuing American-made products.

Seiko Prospex Sea

The Seiko Prospex Sea is widely praised for its excellent value as a sport watch, with owners highlighting its comfortable wearability and generous lume. Reviewers note its solid build quality and attractive design, with some specifically mentioning the matte black dial as a strong point. One owner reports accuracy around +1 to +2 seconds per day. The 43.8mm case size is considered substantial by some, and one owner found the watch heavy and thick, regretting not choosing a different variant. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its blend of classic design and modern utility at an accessible price point.