Side by side

Grand Seiko SBGJ237vsSeiko Prospex LX line

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

SBGJ237
Grand SeikoSBGJ237
MSRP $7,600
Prospex LX line
SeikoProspex LX line
MSRP $5,500

At a glance

12 of 29 specs differ
Diameter
SBGJ23744.2mm
Prospex LX line44.8mm
Power Reserve
SBGJ23755h
Prospex LX line72h
Water Resistance
SBGJ237200m
Prospex LX line200m
MSRP
SBGJ237$7,600
Prospex LX line$5,500

Full specifications

Case

5 specs
Diameter
44.2mm
44.8mm
Thickness
14.4mm
14.7mm
Lug-to-Lug
50.6mm
50.9mm
Lug Width
21mm
22mm
Material
Stainless Steel
Titanium

Crystal & Dial

2 specs
AR Coating
Yes
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
9S86
5R66
Type
Automatic
Spring Drive
Power Reserve
55h
72h
Jewels
25
30

Pricing

1 specs
MSRP
$7,600
$5,500

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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 SBGJ237

Grand Seiko SBGJ237 owners and reviewers praise its impeccable finishing, Hi-Beat 36,000vph movement, and functional GMT complication. The watch is noted for its good value at €7,000, featuring a stainless steel bracelet with alternating brushed and polished surfaces, and a sapphire bezel with a day/night indicator. Reviewers highlight the lovely lume and the bezel's vintage-inspired, asymmetric color split, which uses LumiBrite for low-light legibility. The 9S86 Hi-Beat movement offers impressive accuracy of -5 to +3 seconds per day and a 55-hour power reserve. The SBGJ237 boasts 200-meter water resistance. However, the 44.2mm case size, measuring 14.4mm thick, may require slightly larger wrists, and its elevated crystal and less prominent bezel contribute to a thickness that might feel less substantial in person. Overall, owners and reviewers highly regard the Grand Seiko SBGJ237 for its combination of finishing, movement technology, and GMT functionality at its price point.

Seiko Prospex LX line

Owners widely report the dial's blue-green sunburst is phenomenal, and the sapphire glass features blue AR coating. Some owners feel the high price limits discounts and sales, with one AD noting extremely low sales due to the cost. One owner reported DLC peeling off a two-week-old watch, and another noted quality control issues like bezel inserts and fallen second hands. On balance, owners consider the Seiko Prospex LX line a nicely built watch, though pricing led to poor sales and its discontinuation.

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