Seiko Cal. 5643 - 363

Seiko 5643-363

The 5643-363 is a sought-after Solar piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-68c7208ef2f2]

Also known as: Turtle

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
34mm
Case Thickness
12.3mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Silver
Jewels
22j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1972

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