Seiko Cal. 6613 - 251

The Seiko 6613-251 represents an important milestone in Seiko's 1978 lineup. It features a Silver dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-99abb9b701a6]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1978

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