Seiko Cal. 4568 - 642

The 4568-642 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4568 caliber with 27j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-6d0a088be49e]

Also known as: Shogun, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1988

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