Seiko Cal. 4545 - 657

Released in 1988, the Cal. 4545 with design code 657 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-7eacb9560eaa]

Also known as: Tuna, Navigator

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1988

Related Models

• Seiko 4530-347
• Seiko 6147-980
• Seiko 5653-485
• Seiko 4587-849
• Seiko 4420-457
• Seiko 4516-403
• Seiko 3838-282
• Seiko 7040-886
• Seiko 6654-872
• Seiko 5685-191
• Seiko 6685-238
• Seiko 4597-326