Seiko Cal. 5617 - 304

The 5617-304 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-f23eb76a5abf]

Also known as: UFO, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1983

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