Seiko Cal. 6661 - 388

Seiko 6661-388

The 6661-388 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6661 caliber with 34j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-acb654f89a64]

Also known as: World Timer, Baby Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
10.1mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
160m
Dial Color
Green
Jewels
34j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1996

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