Seiko Cal. 4439 - 998

Seiko 4439-998

The 4439-998 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4439 caliber with 25j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-9e60d154eef6]

Also known as: Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
43mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Silver
Jewels
25j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1987

Related Models

seikata-wm-9e60d154eef6