Seiko Cal. 3850 - 650

This Spring Drive model from 1968 features a 44mm Two-Tone case. Powered by the 3850 caliber with 17j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-b23b1f7f4788]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1968

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