Seiko Cal. 4523 - 220

The Seiko 4523-220 represents an important milestone in Seiko's 1986 lineup. Powered by the 4523 caliber with 29j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-2e2e11d87a66]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1986

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