Seiko Cal. 7166 - 537

This Hand-Winding model from 1968 features a 43mm PVD Black case. Powered by the 7166 caliber with 21j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-fd78b4ba7789]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1968

Related Models

• Seiko 6359-653
• Seiko 6654-106
• Seiko 7038-197
• Seiko 7167-144
• Seiko 4417-466
• Seiko 7195-527
• Seiko 7072-999
• Seiko 7084-790
• Seiko 6288-104
• Seiko 4435-433
• Seiko 6250-282
• Seiko 6133-167