Seiko Cal. 6681 - 521

Released in 1986, the Cal. 6681 with design code 521 was part of Seiko's domestic market collection. It features a White dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-19db6f2d5eb8]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1986

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