Side by side

Phoibos Eagle Ray GMTvsSeiko Prospex Sea

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

Eagle Ray GMT
PhoibosEagle Ray GMT
MSRP $250
Prospex Sea
SeikoProspex Sea
MSRP $1,500
What people say

Owners + reviewers, side by side

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

Phoibos Eagle Ray GMT

Owners widely praise the Phoibos Eagle Ray GMT for its perfect dial, attractive case finishing, and the Miyota 9015 movement, with the vintage gold coloring and second hand hitting all indices noted as highlights. One owner called it a "love at first sight" purchase. However, some owners question the crystal's reflectivity and readability, and the 47mm lug-to-lug measurement may be tight on smaller wrists, with the included leather strap also noted as potentially unsuitable. Overall, owners rate the Phoibos Eagle Ray GMT highly for its attractive finishing and movement at the price.

Seiko Prospex Sea

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

At a glance

14 of 29 specs differ
Diameter
Eagle Ray GMT41mm
Prospex Sea43.5mm
Power Reserve
Eagle Ray GMT40h
Prospex Sea70h
Water Resistance
Eagle Ray GMT300m
Prospex Sea200m
MSRP
Eagle Ray GMT$250
Prospex Sea$1,500

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
41mm
43.5mm
Thickness
10.5mm
13.3mm
Lug-to-Lug
47mm
51mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
SWISS RONDA 515-24H
6R35
Type
Quartz
Automatic
Power Reserve
40h
70h
Jewels
25
24

Pricing

1 specs
MSRP
$250
$1,500
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 Phoibos Eagle Ray GMT vs Seiko Prospex Sea 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.