Side by side

Rolex Sky-DwellervsSeestern S456 GMT

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

Sky-Dweller
RolexSky-Dweller
MSRP $17,750
S456 GMT
SeesternS456 GMT
MSRP $299
What people say

Owners + reviewers, side by side

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

Rolex Sky-Dweller

Owners widely praise the Rolex Sky-Dweller for its unique annual calendar and dual time zone complications, with many considering it a standout value within the Rolex lineup due to its complexity and rarity. Reviewers highlight its exceptionally good fit and finish, noting crisply defined dial markers and hands. The 42mm case size is a frequent point of discussion among owners, with some finding it wears smaller than expected and others deeming it too large or top-heavy for everyday wear, especially on smaller wrists. Availability is a significant issue, with certain configurations, like the green dial on Jubilee or stainless steel blue dial, being extremely difficult to obtain from authorized dealers, leading to high grey market prices. Opinions are split on the two-tone variant, with some viewing it as a beautiful jewelry piece and others preferring full steel for a more timeless look.

Seestern S456 GMT

Owners widely praise the Seestern S456 GMT for its exceptional value and finishing that exceeds expectations, with one owner noting its accuracy surpasses that of their Seiko 5. The dial displays a pearl-like rainbow effect. Some owners would prefer a bidirectional bezel over the current unidirectional one. The Seestern S456 GMT features an NH34 movement, a 39.5mm case, sapphire crystal, and an adjustable clasp. On balance, owners rate the Seestern S456 GMT highly for its impressive finishing and value proposition at its price point.

From video reviewers

The watch features stunning, detailed finishing that is difficult to top. Reviewers did not reach a consensus on any weaknesses.

At a glance

18 of 29 specs differ
Diameter
Sky-Dweller42mm
S456 GMT41mm
Power Reserve
Sky-Dweller72h
S456 GMT41hh
Water Resistance
Sky-Dweller100m
S456 GMT200m
MSRP
Sky-Dweller$17,750
S456 GMT$299

Full specifications

Case

8 specs
Diameter
42mm
41mm
Thickness
13mm
Lug-to-Lug
46mm
49mm
Lug Width
20mm
Material
Yellow Rolesor
316L Stainless Steel
Finish
White Rolesor - combination of Oystersteel and white gold
Brushed + Polished
Water Resistance
100m
200m
Caseback
Monobloc middle case, screw-down case back and winding crown
Solid

Crystal & Dial

4 specs
AR Coating
Inner
Dial Color
Blue
Sunray style, applied and Diamond cut Indices, C1 lume
Indices
Index
Applied
Lume
Chromalight
C1

Movement

5 specs
Caliber
9002
Seiko NH34
Beat Rate
28,800 vph
3 vph
Power Reserve
72h
41hh
Jewels
40
24
Complications
GMT, Annual Calendar, Date
GMT

Pricing

1 specs
MSRP
$17,750
$299
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