Seiko Cal. 6231 - 381

The Seiko 6231-381 represents an important milestone in Seiko's 1985 lineup. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-e18ad2b22d2e]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1985

Related Models

• Seiko 7018-652
• Seiko 7043-942
• Seiko 6696-607
• Seiko 3869-902
• Seiko 4495-615
• Seiko 6346-510
• Seiko 7195-731
• Seiko 3889-170
• Seiko 5230-446
• Seiko 7145-489
• Seiko 7039-124
• Seiko 0753-738