Seiko Cal. 4545 - 931

The Seiko 4545-931 represents an important milestone in Seiko's 1994 lineup. Powered by the 4545 caliber with 30j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-6ea910c39270]

Also known as: Tuna, Navigator

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1994

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