Seiko Cal. 7187 - 231

This Solar model from 1984 features a 43mm PVD Black case. Powered by the 7187 caliber with 18j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-9f97542531dc]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1984

Related Models

• Seiko 4439-167
• Seiko 5658-293
• Seiko 7169-788
• Seiko 6320-781
• Seiko 6190-272
• Seiko 6324-877
• Seiko 7188-967
• Seiko 0720-699
• Seiko 7191-954
• Seiko 6317-237
• Seiko 6263-163
• Seiko 6180-607