Seiko Cal. 5650 - 685

Released in 1991, the Cal. 5650 with design code 685 was part of Seiko's domestic market collection. It features a Cream dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-7b05dd75fe61]

Also known as: Helmet, UFO

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1991

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