Grand Seiko Hi-Beat Rikka (Summer) vs Grand Seiko Hi-Beat GMT
Side-by-side dimension comparison — Ref. SBGH271 vs Ref. SBGJ237
Dimensions Compared
| Spec | Grand Seiko Hi-Beat Rikka (Summer) | Grand Seiko Hi-Beat GMT |
|---|---|---|
| Diameter | 40.0 mm | 40.2 mm |
| Lug-to-Lug | 47.0 mm | 47.0 mm |
| Thickness | 12.9 mm | 14.4 mm |
| Lug Width | 21 mm | 20 mm |
| Weight | N/A | N/A |
| Material | Stainless Steel | Stainless Steel |
| Water Resistance | 100 m | 100 m |
| Movement | Automatic (Hi-Beat 36000) | Automatic (Hi-Beat 36000 GMT) |
| Power Reserve | 55 hours | 55 hours |
| MSRP | $6,300 | $7,600 |
Verdict
Both watches share a very similar 40.0 mm diameter, so they will wear nearly identically on the wrist in terms of width. The Grand Seiko Hi-Beat Rikka (Summer) wears thinner at 12.9 mm versus 14.4 mm, sitting closer to the wrist. At retail, the Grand Seiko Hi-Beat Rikka (Summer) is the more accessible option at $6,300 versus $7,600.
Where to Buy
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