Seiko Quartz Tank with Texture Blue Dial Circa. 1989 (with original box and paper) STRAP piece comes with original box

piece comes with original box and papers as well

How do we know that

i feel its a more rugged variation of the heuer series

left side of case has some plating discolorisation as shown

Seiko Quartz Tank with Texture Blue Dial Circa. 1989 (with original box and paper) STRAP piece comes with original boxMaker: Seiko Model: 2621 5380 Size: 26x34 Material: steel crystal: glass Description & Condition Report: Intentionally start 2025 with a bang, with all the never before seen pieces in excellent condition! This aint a normal blue dial zoom in and look at that textured effect! This watch features a square polished case with rounded edges for a softer look. Its textured dark blue dial has slim, silver tone baton markers and slender hands, keeping it