Seiko Cal. 4436 - 188

The Seiko 4436-188 represents an important milestone in Seiko's 1975 lineup. Powered by the 4436 caliber with 24j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-6b300ce7fe9a]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

Related Models

• Seiko 6621-627
• Seiko 6353-900
• Seiko 6230-616
• Seiko 7158-658
• Seiko 7139-878
• Seiko 6239-221
• Seiko 0724-229
• Seiko 5232-675
• Seiko 6279-497
• Seiko 4511-579
• Seiko 7052-306
• Seiko 7153-862