Seiko Cal. 5281 - 731

The Seiko 5281-731 represents an important milestone in Seiko's 1967 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-eb5dd3e677fa]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1967

Related Models

• Seiko 5646-317
• Seiko 4517-924
• Seiko 6389-957
• Seiko 7085-563
• Seiko 4476-545
• Seiko 0739-631
• Seiko 7130-831
• Seiko 0724-176
• Seiko 7158-512
• Seiko 4527-781
• Seiko 6165-210
• Seiko 6281-295