Seiko Cal. 4470 - 337

The Seiko 4470-337 represents an important milestone in Seiko's 1967 lineup. Powered by the 4470 caliber with 23j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-fd609f41d7a0]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1967

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