Seiko Cal. 6364 - 581

This Hand-Winding model from 1969 features a 36mm Two-Tone case. Powered by the 6364 caliber with 20j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-68b5292f4531]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1969

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