Seiko Cal. 5630 - 403

The 5630-403 is a sought-after Quartz piece from Seiko's golden era. It features a Champagne dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-279cb2e5a203]

Also known as: Monster, Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1987

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