Seiko Cal. 4476 - 643

The Seiko 4476-643 represents an important milestone in Seiko's 1975 lineup. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-88229101e72c]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1975

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