Seiko Cal. 6358 - 642

The 6358-642 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6358 caliber with 36j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-4d107a726eb3]

Also known as: Turtle, Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1978

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