Seiko Cal. 4595 - 731

Released in 1965, the Cal. 4595 with design code 731 was part of Seiko's domestic market collection. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-eae799cc3b36]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1965

Related Models

• Seiko 5223-671
• Seiko 4578-744
• Seiko 5237-177
• Seiko 4568-683
• Seiko 4529-476
• Seiko 5248-935
• Seiko 7073-782
• Seiko 7152-990
• Seiko 5286-999
• Seiko 7089-411
• Seiko 6659-169
• Seiko 6148-826