Seiko VH31 (SII) caliber vs Seiko VK67 (SII) caliber: specs compared
Updated 05 September 2026.
8
specs differ
Seiko VH31 (SII) caliber and Seiko VK67 (SII) caliber differ on 8 specs: size, casing diameter, movement height, winding, calendar / layout, hand fitting.
| Spec | Seiko VH31 (SII) caliber | Seiko VK67 (SII) caliber |
|---|---|---|
| Maker | Seiko Instruments / SII | Seiko Instruments / SII |
| Size | 10 1/2 ligne | 13 1/2 ligne |
| Casing diameter | 23.30 mm | 30.80 mm |
| Movement height | 3.45 mm | 5.10 mm |
| Frequency | 32,768 Hz quartz | 32,768 Hz quartz |
| Jewels | 0 | 0 |
| Winding | quartz, battery 371 (SR920SW) | quartz, battery 394 (SR936SW) |
| Calendar / layout | centre sweeping seconds, no date, hacking | meca-quartz chronograph, two sub-dials at 3 and 9, no date |
| Hand fitting | hour / minute / sweeping second | chronograph, sub-dial and centre hands |
| Stem | VH31 stem | VK-series stem |
| Power reserve | battery, up to 2 years | battery, up to 3 years |
Questions and answers
How do Seiko VH31 (SII) caliber and Seiko VK67 (SII) caliber compare?
Seiko VH31 (SII) caliber and Seiko VK67 (SII) caliber differ on 8 specs: size, casing diameter, movement height, winding, calendar / layout, hand fitting.