Seiko Cal. 6389 - 306

Seiko 6389-306

The 6389-306 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6389 caliber with 34j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-a7b3269886c4]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
42mm
Case Thickness
13.8mm
Lug Width
19mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
170m
Dial Color
White
Jewels
34j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1984

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