Side by side

Phoibos Sea NymphvsSeiko Astron GPS Solar 2025 Limited Edition

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

Sea Nymph
PhoibosSea Nymph
MSRP $240
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,900

At a glance

14 of 29 specs differ
Diameter
Sea Nymph36mm
Astron GPS Solar 2025 Limited Edition43.4mm
Power Reserve
Sea Nymph40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Sea Nymph300m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Sea Nymph$240
Astron GPS Solar 2025 Limited Edition$2,900

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
36mm
43.4mm
Thickness
9.8mm
13.4mm
Lug-to-Lug
42mm
49.5mm
Lug Width
18mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
300m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Yes
Super-clear coating
Dial Color
Blue
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
SWISS RONDA 705
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$240
$2,900

Follow this matchup

Get a note when Phoibos Sea Nymph vs Seiko Astron GPS Solar 2025 Limited Edition gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Phoibos Sea Nymph

Owners widely praise the Phoibos Sea Nymph's unique mother-of-pearl dial and distinctive bezel styling, with some finding it a good fit for smaller wrists. The 36mm case size is considered unisex, though some owners find it too small for larger wrists, while others enjoy it as a summer watch. The consensus is that the Phoibos Sea Nymph is a fun, visually interesting watch, with its polarizing bezel design being a key talking point.

From video reviewers

The watch features a double-domed sapphire crystal with anti-reflective coating and a reliable Swiss Ronda 705 quartz movement. Reviewers noted the inclusion of both a leather and a rubber strap.

Seiko Astron GPS Solar 2025 Limited Edition

The Seiko Astron GPS Solar 2025 Limited Edition is lauded for its advanced satellite timekeeping and perpetual calendar functionality, offering global time and location updates via GPS signals. Owners appreciate its well-built titanium or steel case, often featuring a ceramic bezel, and the unique asymmetrical design inspired by the 1983 Seiko 7A28 6000. However, its substantial 47mm size and 16.5mm thickness are frequently noted as drawbacks, with some finding it wears large and is difficult to fit under shirt sleeves. The perpetual calendar is limited to displaying only the date, and GPS signal reception requires a clear view of the sky, posing challenges indoors. The watch is priced around $2,900 and is limited to 3,000 pieces. Overall, owners and reviewers value the Seiko Astron GPS Solar 2025 Limited Edition for its cutting-edge technology and distinctive design, despite its considerable dimensions.

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.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.