Seiko Cal. 5652 - 581

The Seiko 5652-581 represents an important milestone in Seiko's 1979 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-cc0918660e3d]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1979

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