Seiko Cal. 3837 - 681

The 3837-681 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3837 caliber with 24j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-03811798f15f]

Also known as: Samurai, Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1969

Related Models

• Seiko 6160-871
• Seiko 5693-613
• Seiko 4432-771
• Seiko 0791-668
• Seiko 7188-653
• Seiko 7142-596
• Seiko 6676-930
• Seiko 5262-463
• Seiko 7123-259
• Seiko 4598-176
• Seiko 6320-235
• Seiko 6339-136