Seiko Cal. 5688 - 416

The 5688-416 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-2914ef02c6db]

Also known as: Sumo, Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1996

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