Stores (27) 
Promotion 
$3.00
$2.69
Diamond on sale Costco
There are 1 new Diamond offers available at Costco starting from 19-12-2025.
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Stores with Diamond in their assortment
Charm Diamond
The Brick
TSC Stores
Princess Auto
Walmart
Canadian Tire
Real Canadian Superstore
Metro
Showcase
Home Hardware
Costco
Rossy
Party City
Loblaws
Longo's
Independent Grocer
No Frills
Stokes
Marché Adonis
Independent City Market
Petvalu
Super C
Seasons Foodmart
JYSK
Nearest Costco branch
This Diamond on sale Costco is available in the following branches based on your set location:
Toronto
Diamond price Costco🕒
| Offer | Name | Store | Regular price | Offer price | Promotion | Start date | End date |
|---|---|---|---|---|---|---|---|
 | Blue Diamond Roasted Salted Almonds, 18 × 23 g | Costco | $13.99 | 20 October 2025 | 26 October 2025 | ||
 | Alpena Black Diamond Universal Fit Luxury Seat Cover, 2-pack | Costco | $99.99 | 14 October 2025 | 19 October 2025 | ||
 | Blue Diamond, Smokehouse Almonds, 1.1 kg | Costco | $16.99 | 03 February 2025 | 09 February 2025 | ||
 | Blue Diamond Sriracha Flavoured Almonds, 12 × 43 g | Costco | $15.99 | 03 June 2024 | 09 June 2024 | ||
 | 14 Kt Yellow Gold 0.15 CTW Diamond Knot earrings | Costco | $449.99 | 29 January 2024 | 25 February 2024 | ||
 | Princess cut diamond stud earrings (0.70 ctw) | Costco | $1,699.99 | 23 October 2023 | 30 October 2023 | ||
 | Princess cut diamond stud earrings (0.70 ctw) | Costco | $1,699.99 | 16 October 2023 | 23 October 2023 | ||
 | Diamond Cut Wheat Chain in Two-tone Gold | Costco | $349.99 | 09 May 2023 | 15 May 2023 | ||
 | Blue Diamond spicy dill pickle almonds | Costco | $4.50 | 01 May 2023 | 28 May 2023 | ||
 | 14kt white gold 0.15ctw diamond heart pendant | Costco | $499.99 | 30 January 2023 | 26 February 2023 |