Side by side

Monta NoblevsSeiko Astron GPS Solar 2025 Limited Edition

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

Noble
MontaNoble
MSRP $1,895
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,600

At a glance

14 of 29 specs differ
Diameter
Noble38.5mm
Astron GPS Solar 2025 Limited Edition42mm
Power Reserve
Noble40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Noble152m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Noble$1,895
Astron GPS Solar 2025 Limited Edition$2,600

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
38.5mm
42mm
Thickness
12mm
Lug-to-Lug
47mm
47.9mm
Lug Width
14mm
Material
Stainless Steel
Titanium
Water Resistance
152m
100m

Crystal & Dial

3 specs
AR Coating
Inner
Super-clear coating
Dial Color
Anthracite
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Monta M-22
3X62
Type
Automatic
Quartz
Jewels
25
10

Pricing

1 specs
MSRP
$1,895
$2,600

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What people say

Owners + reviewers, side by side

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

Monta Noble

The Monta Noble is widely praised for its slim 9.7mm case, excellent finishing comparable to higher-end brands, and highly adjustable bracelet. Owners note its versatility and accuracy, with one reporting +2 sec/day. The well-executed date at six is also a positive point. However, some find the dial proportions off with small indices and too much open space, and the polished bezel a scratch magnet. There are mixed opinions on the clasp, with some finding it fiddly and others praising its adjustability. The crown action is described by one owner as mediocre, and a visible gasket is noted. The Monta Noble is priced at $1,600-$1,795 and features a Sellita SW300-based M-22 movement. Overall, owners and reviewers rate the Monta Noble highly for its slim profile and exceptional finishing at its price point.

Seiko Astron GPS Solar 2025 Limited Edition

The Seiko Astron GPS Solar 2025 Limited Edition is widely praised for its advanced GPS time and date adjustment capabilities, powered by light to eliminate battery changes. Owners and reviewers highlight its impressive accuracy and the convenience of automatic time zone updates, with some specifically commending the wearability of the 39mm size and its clean, simple design. However, reception of the GPS signal requires an unobstructed view of the sky, and manual time zone adjustments are necessary for Daylight Saving Time on some variants. One owner notes a slight imperfection in chapter ring alignment on the 39mm model. On balance, owners and reviewers rate the Seiko Astron GPS Solar 2025 Limited Edition highly for its satellite-powered timekeeping and improved wearability in the 39mm configuration.

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