Seiko Cal. 3827 - 487

The Seiko 3827-487 represents an important milestone in Seiko's 1980 lineup. It features a White dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-3fca4d7b8354]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1980

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