Seiko Cal. 5681 - 669

The 5681-669 is a sought-after Spring Drive piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-6ae586f9d032]

Also known as: Turtle, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1993

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