Seiko Cal. 5210 - 387

The Seiko 5210-387 represents an important milestone in Seiko's 1984 lineup. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-6dcfda132d9f]

Also known as: Helmet, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1984

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