Cold Steel Koga SD1 Polypropylene Self Defense Tool, Black - 91K
- UPC
- 705442005124
- MPN
- 91K
- SKU
- 800884
- Manufacturer
- Cold Steel
$8.69
$7.29
Best offer
E-Commerce Arms $7.11
Cheaper Offer Available
E-Commerce Arms lists a matched offer at $7.11, $1.58 (18%) less than this listing's $8.69.
Price Intelligence
High confidence
Against lowest
$1.40 above low (19%)
Typical price
2% below typical
From tracked high
$0.50 lower (5%)
Data depth
167 days, 3 price changes
Enough history to judge this against real observed movement.
Tracked for 167 days. Last price change: 2026-09-21. Recorded 3 price changes. The average price is $8.54. The price has ranged from $7.29 to $9.19. The current price of $8.69 is 2% above average.
Lowest
$7.29
Highest
$9.19
Average
$8.54
Tracked
167 days
Price Changes
3
Last price change
2026-09-21
Get Price Drop Alerts
Drop your email and we'll watch the price for you. Free, no account needed.
Live Offers
2 retailers list COLD STL KOGA SD1; 2 in stock, in-stock prices run $7.11 to $8.69.
Best Price History Across Offers
Share this chart on a forum or blog
Insights
Price Dropping
Price has decreased over the last 3 days — from $9.19 to $8.69.
Recent Price Drop
Dropped $0.30 (3.3%) since 2026-09-08.