Side by side

Grand Seiko SBGA427vsLongines FLAGSHIP CLASSIC

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

SBGA427
Grand SeikoSBGA427
MSRP $5,800
FLAGSHIP CLASSIC
LonginesFLAGSHIP CLASSIC
MSRP $2,350

At a glance

18 of 29 specs differ
Diameter
SBGA42739mm
FLAGSHIP CLASSIC40mm
Power Reserve
SBGA42772h
FLAGSHIP CLASSIC72h
Water Resistance
SBGA427100m
FLAGSHIP CLASSIC30m
MSRP
SBGA427$5,800
FLAGSHIP CLASSIC$2,350

Full specifications

Case

7 specs
Diameter
39mm
40mm
Thickness
12.3mm
8.7mm
Lug-to-Lug
46.8mm
47mm
Lug Width
19mm
21mm
Finish
Brushed and polished
Water Resistance
100m
30m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Black
Silver
Indices
Applied

Movement

6 specs
Caliber
9R65
L888.5
Type
Spring Drive
Automatic
Beat Rate
28,800 vph
0 vph
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$5,800
$2,350

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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 SBGA427

Grand Seiko SBGA427 owners widely praise its extensive Zaratsu polishing and the "hall of mirrors" effect created by its diamond-cut indexes, complemented by a subtle, reeded dial and a striking green seconds hand. The 39mm case is noted for its comfortable, tapered bracelet, and the 9R65 Spring Drive movement is visible through the caseback. Some owners report the highly polished Zaratsu finish is prone to scuffs and scratches, with one mentioning a scratch near 1 o'clock. The Grand Seiko SBGA427 sold for $3750. Overall, owners rate the Grand Seiko SBGA427 highly for its exceptional finishing and the unique visual appeal of its dial and indexes.

Longines FLAGSHIP CLASSIC

Owners widely praise the Longines FLAGSHIP CLASSIC for its faithful vintage design, impressive finishing for the price, and classic sizing, with many appreciating the "marble-like" patina on the cream dial. The watch is considered a strong value, offering great construction and a genuine alligator strap, with some owners finding it a versatile everyday or dress watch. Accuracy is generally reported as decent, and a slim movement contributes to its wearability. However, some owners note the 3-bar water resistance is limiting, and one owner found the 12.4mm thickness and flat caseback made it wear tall and difficult to slip under a cuff. On balance, owners rate the Longines FLAGSHIP CLASSIC highly for its vintage aesthetic and value proposition.

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