Seiko Cal. 4477 - 521

The 4477-521 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-f7831a0530c3]

Also known as: Samurai, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1994

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