Seiko Cal. 5647 - 653

The Seiko 5647-653 represents an important milestone in Seiko's 1989 lineup. It features a Green dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-67dbd8436c33]

Also known as: Helmet, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1989

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