Seiko Cal. 5630 - 551

The 5630-551 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-bd62bc8caa9c]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1979

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