Seiko Cal. 5270 - 512

The 5270-512 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5270 caliber with 24j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-c54439d93d6e]

Also known as: Monster, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1966

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