Side by side

Grand Seiko SBGW257vsLongines ULTRA-CHRON CLASSIC

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

SBGW257
Grand SeikoSBGW257
MSRP $38,000
ULTRA-CHRON CLASSIC
LonginesULTRA-CHRON CLASSIC
MSRP $3,900

At a glance

22 of 29 specs differ
Diameter
SBGW25738mm
ULTRA-CHRON CLASSIC37mm
Power Reserve
SBGW25772h
ULTRA-CHRON CLASSIC52h
Water Resistance
SBGW25730m
ULTRA-CHRON CLASSIC50m
MSRP
SBGW257$38,000
ULTRA-CHRON CLASSIC$3,900

Full specifications

Case

8 specs
Category
Dress
Diameter
38mm
37mm
Thickness
10.9mm
10.95mm
Lug-to-Lug
45.8mm
44.6mm
Material
Platinum
Stainless Steel
Finish
Brushed and polished
Water Resistance
30m
50m
Caseback
Solid
Screw-down case back

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Yes
Both sides
Dial Color
Black
Silver
Indices
Applied
Applied indexes
Lume
None
Super-LumiNova

Movement

8 specs
Caliber
9S64
L836.6
Type
Manual
Automatic
Beat Rate
28,800 vph
36,000 vph
Power Reserve
72h
52h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date

Pricing

1 specs
MSRP
$38,000
$3,900

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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.

Grand Seiko SBGW257

The Grand Seiko SBGW257 is a platinum dress watch praised for its refined, subtle luxury and classic design. Reviewers highlight its 38mm diameter and 10.9mm thickness as near-perfect sizing for a dress watch. The watch features an 18k white gold dial with a sunray-brushed silver finish and gold hour markers, complemented by a refined application of the Grand Seiko wordmark. It is powered by the manual-wind Caliber 9S64 movement, offering a 72-hour power reserve and an accuracy rating of +5 to -3 seconds per day. The Grand Seiko SBGW257 is priced at €39,000. On balance, reviewers appreciate the Grand Seiko SBGW257 for its exquisite finishing and classic proportions, embodying a quiet luxury.

Longines ULTRA-CHRON CLASSIC

The Longines ULTRA-CHRON CLASSIC is widely praised for its faithful retro design, high-beat 5Hz movement offering greater precision and a smooth seconds hand, and its value proposition as a new 5Hz watch. Reviewers highlight the L836.6 caliber's TimeLab "ultra chronometer" certification for superior accuracy and shock recovery, and owners find the bracelet very comfortable with easy micro-adjust. Some owners note the design appears dated, and one reviewer points out the dial lacks luminescence and water resistance is only 50m. Owners are split on sizing, with some finding the 40mm case wears larger than expected and recommending the 37mm version. Overall, owners and reviewers rate the Longines ULTRA-CHRON CLASSIC highly for its blend of vintage aesthetics, modern high-beat movement performance, and comfortable wearability.

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