Seiko Cal. 6697 - 338

Seiko 6697-338

The 6697-338 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6697 caliber with 21j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-4ee144d38e4d]

Also known as: UFO

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
42mm
Case Thickness
8.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Silver
Jewels
21j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1986

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