Seiko Cal. 6646 - 415

The Seiko 6646-415 represents an important milestone in Seiko's 1986 lineup. It features a Green dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-b349fb2aea82]

Also known as: World Timer, Emperor

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1986

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