Side by side

Grand Seiko SBGW258vsZelos Comet 39

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

SBGW258
Grand SeikoSBGW258
MSRP $26,000
Comet 39
ZelosComet 39
MSRP $2,499

At a glance

12 of 29 specs differ
Diameter
SBGW25838mm
Comet 3939mm
Power Reserve
SBGW25872h
Comet 3940h
Water Resistance
SBGW25830m
Comet 3950m
MSRP
SBGW258$26,000
Comet 39$2,499

Full specifications

Case

6 specs
Diameter
38mm
39mm
Thickness
10.9mm
7.6mm
Lug-to-Lug
45.8mm
39mm
Lug Width
19mm
20mm
Material
Gold
316L Stainless Steel
Water Resistance
30m
50m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Black
Tantalum LE

Movement

2 specs
Caliber
9S64
ETA/Peseux 7001
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$26,000
$2,499

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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 SBGW258

The Grand Seiko SBGW258 is a yellow gold dress watch featuring a 38mm case and a manual-wind caliber 9S64 movement with a 72-hour power reserve, rated for accuracy to +5/-3 seconds per day. It includes a raised gold logo on the dial and comes with a brown leather strap. On balance, reviewers highlight the Grand Seiko SBGW258 as a classic, precious metal timepiece representing fine watchmaking tradition.

Zelos Comet 39

Owners widely praise the Zelos Comet 39 for its wearable 39mm size, thin profile under 10mm thanks to its manual-wind Sellita SW215 movement, and its captivating dial with a deep starburst effect. The winding action is described as a joy, and the watch is considered a stunner for its price, blending modern and vintage aesthetics. Some owners note frustration with Zelos's limited production runs leading to quick sell-outs. One owner found the logo childlike, while another experienced strap-rubbing issues with the short lugs, which were resolved with a Milanese bracelet. Overall, owners and reviewers rate the Zelos Comet 39 highly for its excellent value and striking dial design.

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