Seiko Cal. 4427 - 366

The 4427-366 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-cd6678a62ab9]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1994

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