Seiko Cal. 5671 - 638

Seiko 5671-638

The 5671-638 is a sought-after Solar piece from Seiko's golden era. Powered by the 5671 caliber with 22j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-9519a0e75a93]

Also known as: Turtle

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
43mm
Case Thickness
8.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Green
Jewels
22j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1969

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seikata-wm-9519a0e75a93