Seiko Cal. 6181 - 641

The 6181-641 is a sought-after Solar piece from Seiko's golden era. Powered by the 6181 caliber with 35j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-32aabcca421a]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1966

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