Vintage 80s 90s Geometric Knit Sweater Charcoal Pink IB Diffusion Coogi Style

Embrace cozy retro vibes with this authentic vintage 80s/90s abstract geometric knit sweater! Reminiscent of iconic 1980s designs by labels like I.B. Diffusion and Tundra, this piece features a classic crewneck design with a charcoal slate grey base contrasted by soft blush pink diamond blocks and off-white zigzag stitching. Super soft, slouchy, and perfect for a vintage streetwear, Coogi-inspired, or retro winter look. In great pre-owned condition with no major flaws!  Details of Item Brand: Vintage / Unbranded (Tag missing/removed; styled like 80s I.B. Diffusion / Coogi style)  Estimated Size: Fits like Medium to Large (see exact measurements below)  Color: Charcoal Grey, Blush Pink, and Off-White  Pattern: Abstract Geometric, Diamond Motifs, Zigzag Stitching  Knit Style: Intarsia / Jacquard Knit  Neckline: Ribbed Crewneck  Style Era: 80s / 90s Vintage / Grandpacore / Indie Sleaze  Measurements (Flat Lay) Pit to Pit: ~24"  Length (Shoulder to Hem): ~25.5" vintage knit sweater 80s 90s oversized abstract geometric diamond pattern charcoal grey blush pink crewneck pullover IB Diffusion Coogi style Tundra style grandpacore indie sleaze cozy winter knitwear retro jumper intarsia jacquard