Seiko Cal. 4476 - 370

The Seiko 4476-370 represents an important milestone in Seiko's 1975 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-72d5bb900d1a]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1975

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