Seiko Cal. 3850 - 964

The Seiko 3850-964 represents an important milestone in Seiko's 1970 lineup. Powered by the 3850 caliber with 36j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-f0035cee54f7]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

46mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1970

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