Seiko Cal. 5270 - 251

The 5270-251 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5270 caliber with 22j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-31774f7ab1c3]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

Related Models

• Seiko 5254-417
• Seiko 0729-136
• Seiko 7027-567
• Seiko 6120-979
• Seiko 3824-857
• Seiko 0714-705
• Seiko 6129-775
• Seiko 0790-528
• Seiko 4596-465
• Seiko 6112-766
• Seiko 5265-359
• Seiko 3891-797