Seiko Cal. 4439 - 136

This Hand-Winding model from 1997 features a 46mm Stainless Steel case. Powered by the 4439 caliber with 28j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-372d9a661df7]

Also known as: Tuna, Pogue

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1997

Related Models

• Seiko 6224-264
• Seiko 6696-678
• Seiko 5619-818
• Seiko 5616-976
• Seiko 4483-350
• Seiko 4436-815
• Seiko 7174-368
• Seiko 5243-396
• Seiko 3854-823
• Seiko 4572-908
• Seiko 5681-483
• Seiko 6237-503