Seiko Cal. 5691 - 843

The Seiko 5691-843 represents an important milestone in Seiko's 1998 lineup. Powered by the 5691 caliber with 30j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-e1a060fe2496]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1998

Related Models

• Seiko 7127-197
• Seiko 4453-710
• Seiko 3813-657
• Seiko 6683-816
• Seiko 4412-511
• Seiko 4470-739
• Seiko 7071-423
• Seiko 4440-197
• Seiko 6144-935
• Seiko 6344-516
• Seiko 5260-316
• Seiko 6657-722