Seiko Cal. 5688 - 542

Seiko 5688-542

The 5688-542 is a sought-after Solar piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-e266d9951251]

Also known as: Monster, Baby Tuna

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
45mm
Case Thickness
15.9mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
Green
Jewels
36j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1965

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seikata-wm-e266d9951251