Seiko Cal. 4556 - 636

The 4556-636 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-df4c3c9ef1b4]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1994

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