Seiko Cal. 6651 - 531

The 6651-531 is a sought-after Solar piece from Seiko's golden era. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-bec17ec65628]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1980

Related Models

• Seiko 6631-523
• Seiko 7190-302
• Seiko 7028-584
• Seiko 4521-275
• Seiko 5667-660
• Seiko 5622-569
• Seiko 7083-347
• Seiko 4581-119
• Seiko 6212-547
• Seiko 0723-448
• Seiko 6158-813
• Seiko 3846-759