Seiko Cal. 6641 - 853

The Seiko 6641-853 represents an important milestone in Seiko's 1970 lineup. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-92dc4ccfb8a3]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1970

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