Seiko Cal. 4537 - 611

The 4537-611 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4537 caliber with 19j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-0ae514899b59]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1966

Related Models

• Seiko 7111-512
• Seiko 5289-129
• Seiko 3871-494
• Seiko 0741-777
• Seiko 6170-728
• Seiko 4537-145
• Seiko 7079-931
• Seiko 4573-274
• Seiko 5242-115
• Seiko 4439-949
• Seiko 6318-830
• Seiko 5641-681