Seiko Cal. 3899 - 687

The 3899-687 is a sought-after Hand-Winding piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-ad56b4d5c928]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1975

Related Models

• Seiko 7036-989
• Seiko 3869-921
• Seiko 7079-663
• Seiko 5232-253
• Seiko 6214-991
• Seiko 6367-825
• Seiko 6276-745
• Seiko 7139-605
• Seiko 4594-664
• Seiko 6651-490
• Seiko 6146-101
• Seiko 4498-630