Seiko Cal. 5656 - 738

Seiko 5656-738

The 5656-738 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-b7e3564730c9]

Also known as: Monster, Golden Tuna

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
42mm
Case Thickness
9.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Navy
Jewels
23j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1990

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