Seiko Cal. 5270 - 550

The 5270-550 is a sought-after Solar piece from Seiko's golden era. Powered by the 5270 caliber with 18j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-c77c81616154]

Also known as: Rally, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1979

Related Models

• Seiko 6215-532
• Seiko 5271-247
• Seiko 0765-727
• Seiko 5624-829
• Seiko 6624-307
• Seiko 5657-276
• Seiko 6671-540
• Seiko 6681-924
• Seiko 0767-236
• Seiko 0771-606
• Seiko 7099-403
• Seiko 4564-715