Seiko Cal. 5663 - 280

The Seiko 5663-280 represents an important milestone in Seiko's 1965 lineup. It features a Navy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-0291fc915ed8]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1965

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