Seiko Cal. 6140 - 305

The Seiko 6140-305 represents an important milestone in Seiko's 1969 lineup. It features a Navy dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-407a791df949]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1969

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