Seiko Cal. 6251 - 931

Released in 1982, the Cal. 6251 with design code 931 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-7ccfd9eb47c1]

Also known as: Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1982

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