Seiko Cal. 5657 - 422

The 5657-422 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-5eb08258126d]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1976

Related Models

• Seiko 7094-410
• Seiko 0777-436
• Seiko 4488-417
• Seiko 4434-388
• Seiko 5264-787
• Seiko 6317-439
• Seiko 6192-950
• Seiko 7013-949
• Seiko 6122-325
• Seiko 6679-424
• Seiko 6315-269
• Seiko 4474-165