Seiko Cal. 5616 - 730

Released in 1991, the Cal. 5616 with design code 730 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-fa39cc10f27f]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

33j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1991

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