Seiko Cal. 0777 - 561

The 0777-561 is a sought-after Quartz piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-fec60fdc27f4]

Also known as: Tuna, Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1998

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