Seiko Cal. 5681 - 528

Released in 1971, the Cal. 5681 with design code 528 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-5ed042106ffa]

Also known as: Panda, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1971

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