Seiko Cal. 6271 - 264

The 6271-264 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6271 caliber with 17j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-d02d0929ee58]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1966

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