Seiko Cal. 5663 - 604

The 5663-604 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5663 caliber with 30j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-edf8a7409b1f]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1972

Related Models

• Seiko 6253-587
• Seiko 4598-892
• Seiko 0735-245
• Seiko 6188-286
• Seiko 4571-502
• Seiko 6254-454
• Seiko 5231-355
• Seiko 5285-891
• Seiko 5231-693
• Seiko 5293-635
• Seiko 7070-215
• Seiko 7044-174