Seiko Cal. 6618 - 508

Seiko 6618-508

The Seiko 6618-508 represents an important milestone in Seiko's 1990 lineup. Powered by the 6618 caliber with 35j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-420c103147d1]

Also known as: Bullhead, Baby Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
10.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Navy
Jewels
35j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1990

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seikata-wm-420c103147d1