Nordgreen is currently showing the $100 off orders over $450 voucher at the top of the page, and that is the lead promo you should try first if your cart reaches the threshold. It is best for larger watch buys that push your subtotal above $450. Other active options include fixed amount codes at $70 off over $350, $45 off over $300, $30 off over $250, percentage codes of 15% and 10% off, and sale reductions up to 40% on selected watches.
Under $250: If your cart is below $250, only the percentage codes apply because every fixed amount code has a minimum spend of $250 or more. Use the 15% off code rather than the 10% code. For example, on a $200 order the 15% code takes 15% off, which is $30, leaving a final price of $170 and a saving of $30.
$250 to $299.99: The $30 off orders over $250 code becomes available. Compare it with 15% off. On a $260 order, the $30 off voucher reduces the price to $230, saving $30; the 15% code reduces $260 by $39 to $221, saving $39, so the 15% code saves more in this range. Use the 15% code unless the items are selected sale pieces where the sale price is already reduced and the site terms for additional codes are unclear.
$300 to $349.99: The $45 off over $300 code is available. On a $320 order, $45 off leaves a final price of $275, saving $45; 15% off leaves $272, saving $48, so the 15% code still slightly wins at $320. Continue to compare 15% against the fixed amount for your exact total.
$350 to $449.99: The $70 off over $350 code now applies. For a $380 order, $70 off gives a final price of $310, saving $70; 15% off gives $323, saving $57, so the $70 off code is better for these baskets. Use the $70 voucher for totals in this range unless a selected sale item already has up to 40% off and its reduced price makes the percentage code more useful.
$450 and up: Try the $100 off over $450 voucher first. For a $500 order, $100 off leaves $400, saving $100; 15% off leaves $425, saving $75, so the $100 voucher is better between these two. If your order exceeds about $667, 15% off (which would save $100.05 at $667) becomes more valuable than $100 off; for most watch purchases in the $450 to $667 band the $100 voucher wins.
Sale items: The up to 40% off sale applies only to selected watches. Sale prices may already be lower, and the terms do not confirm extra codes apply, so treat sale reductions as separate. If a sale item is in your cart and a percentage code is valid, calculate which leaves a lower total.
When choosing between offers, pick the single code or sale that gives the lowest final price for your exact subtotal. Use the $100 off voucher above when your cart is over $450 unless the 15% code leaves a lower total at your specific price point; the fixed amount codes at $70, $45 and $30 normally beat the 15% code only in their higher eligible ranges. There is no stated combination rule in the terms, so apply only one discount at checkout.