Artisan Cutlery Wren Frame Lock Blue/Gold Titanium Folding Knife 1825G-BU02 (3.54" SW S35VN) Kitchen What does the -1 mean

What does the -1 mean in the model number

This lightweight knife features a premium 3" Acuto stainless steel blade and a bead blast finished titanium frame lock handle with pocket clip for easy tip-down carry

and conversation

The Delta lighter features a stainless steel wire closure to stay watertight even if dropped

Artisan Cutlery Wren Frame Lock Blue/Gold Titanium Folding Knife 1825G-BU02 (3.54" SW S35VN) Kitchen What does the -1 meanBlade Length: 3. 54"(90mm) Blade Thickness: 0. 15"(3. 8mm) Blade Finish: Satin Blade Grind: Flat Blade Material: S35VN Blade Hardness: HRC58 60 Blade Style: Drop Point Overall Length: 7. 87"(200mm) Closed Length: 4. 33"(110mm) Handle Material: Titanium Clip Material: Titanium Pivot Assembly: Ceramic Ball Bearing Weight: 5. 46oz 155g Lock Type: Frame Lock