Seiko Cal. 5644 - 522

The Seiko 5644-522 represents an important milestone in Seiko's 1999 lineup. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-02d49b68f0ac]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1999

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