Seiko Cal. 5691 - 927

This Hand-Winding model from 1989 features a 45mm PVD Black case. Powered by the 5691 caliber with 19j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-f66481a7bfaa]

Also known as: Tuna, Rally

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1989

Related Models

• Seiko 6345-316
• Seiko 4547-882
• Seiko 6627-747
• Seiko 0774-607
• Seiko 4436-930
• Seiko 4516-277
• Seiko 6379-422
• Seiko 6268-305
• Seiko 7132-524
• Seiko 7117-103
• Seiko 6616-609
• Seiko 6246-489