Seiko Cal. 6257 - 647

The Seiko 6257-647 represents an important milestone in Seiko's 1988 lineup. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-73347dae4dc6]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

35j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1988

Related Models

• Seiko 5254-183
• Seiko 6637-770
• Seiko 3837-129
• Seiko 3820-151
• Seiko 6118-831
• Seiko 0763-402
• Seiko 6175-494
• Seiko 6135-899
• Seiko 6264-259
• Seiko 5232-366
• Seiko 7127-327
• Seiko 3891-778