Glycine Combat SubvsSeiko Prospex Sea

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Glycine Combat Sub at true scale

Combat Sub

Seiko Prospex Sea at true scale

Prospex Sea

Diameter

42mm

43.8mm

Lug-to-Lug

n/a

48.7mm

Thickness

n/a

12.8mm

Water Resistance

200m

200m

Power Reserve

n/a

41h

MSRP

$515

lowest

$625

Movement

Sellita SW200-1

Seiko 4R35

Case

4 specs
Diameter
42mm
43.8mm
Thickness
n/a
12.8mm
Lug-to-Lug
n/a
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
$515
$625
Keep your wishlist and collection together in the appExplore the app

Reviews

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

Glycine Combat Sub

Owners widely praise the Glycine Men's Combat Sub 42mm Automatic Watch GL0083 for its value as an entry-level Swiss automatic, its classic design, and its wearability, with many noting it wears smaller than its 42mm size due to short lugs and a slim 10.5mm thickness. The lume is reported to last longer than a Seiko SKX007. Some owners, however, find the 42mm case size too large for smaller wrists, preferring smaller variants, while others with larger wrists find it fits well. One owner notes the lack of drilled lugs can make strap changes inconvenient. Overall, owners rate the Glycine Men's Combat Sub 42mm Automatic Watch GL0083 highly for its value and versatile, classic design.

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.