Seiko Cal. 6130 - 631

The 6130-631 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6130 caliber with 18j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-4281a716c545]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1972

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