Seiko Cal. 5664 - 688

This Spring Drive model from 1992 features a 44mm PVD Black case. It features a Champagne dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-c4bf6fcd55c8]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1992

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