Seiko Cal. 5643 - 309

The 5643-309 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-0b609bb13679]

Also known as: Turtle

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1989

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