Seiko Cal. 5635 - 401

The 5635-401 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5635 caliber with 30j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-f4443aafebd0]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1971

Related Models

• Seiko 6698-377
• Seiko 6643-356
• Seiko 6129-364
• Seiko 6373-821
• Seiko 3858-638
• Seiko 4418-133
• Seiko 3876-659
• Seiko 4473-755
• Seiko 3851-443
• Seiko 4529-814
• Seiko 3861-714
• Seiko 5665-400