Seiko Cal. 6255 - 236

The Seiko 6255-236 represents an important milestone in Seiko's 1988 lineup. Powered by the 6255 caliber with 21j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-40e15719b86b]

Also known as: Monster, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1988

Related Models

• Seiko 4586-254
• Seiko 5649-634
• Seiko 6135-587
• Seiko 6153-914
• Seiko 6151-384
• Seiko 6362-881
• Seiko 6193-552
• Seiko 7011-174
• Seiko 5259-423
• Seiko 0737-195
• Seiko 6620-122
• Seiko 6632-715