Marquise diamonds at Blue Nile

Every marquise diamond Facet Wire currently tracks at Blue Nile — lab-grown and natural, sorted by live price.

Facet Wire is tracking 93 live marquise diamonds at Blue Nile listings right now across 1 retailers: Blue Nile (93). Prices run from $468 to $188,215, with a median of $614 ($762 per carat at the median). Data refreshes nightly — last build 2026-10-18.

Cheapest live marquise diamonds at Blue Nile listings

Stone	Retailer	Carat	Color	Clarity	Cert	Price	$/ct
0.73 Carat E-VVS2 Excellent Cut Marquise Lab-Grown Diamond	Blue Nile	0.73	E	VVS2	—	$468	$641
0.74 Carat D-VVS2 Good Cut Marquise Lab-Grown Diamond	Blue Nile	0.74	D	VVS2	—	$485	$655
0.7 Carat D-VVS2 Very Good Cut Marquise Lab-Grown Diamond	Blue Nile	0.70	D	VVS2	—	$489	$699
0.71 Carat D-VVS2 Very Good Cut Marquise Lab-Grown Diamond	Blue Nile	0.71	D	VVS2	—	$495	$697
0.71 Carat D-VVS2 Excellent Cut Marquise Lab-Grown Diamond	Blue Nile	0.71	D	VVS2	—	$495	$697
0.71 Carat D-VVS2 Excellent Cut Marquise Lab-Grown Diamond	Blue Nile	0.71	D	VVS2	—	$495	$697
0.71 Carat D-VVS2 Very Good Cut Marquise Lab-Grown Diamond	Blue Nile	0.71	D	VVS2	—	$495	$697
0.72 Carat D-VVS2 Excellent Cut Marquise Lab-Grown Diamond	Blue Nile	0.72	D	VVS2	—	$498	$692
0.72 Carat D-VVS2 Excellent Cut Marquise Lab-Grown Diamond	Blue Nile	0.72	D	VVS2	—	$498	$692
0.77 Carat D-VS1 Excellent Cut Marquise Lab-Grown Diamond	Blue Nile	0.77	D	VS1	—	$506	$657
0.77 Carat D-VS1 Excellent Cut Marquise Lab-Grown Diamond	Blue Nile	0.77	D	VS1	—	$506	$657
0.74 Carat D-VVS2 Very Good Cut Marquise Lab-Grown Diamond	Blue Nile	0.74	D	VVS2	—	$509	$688

Search all 1997 tracked listings →

Frequently asked questions

How much do marquise diamonds cost at Blue Nile?

Facet Wire tracks 93 live marquise listings at Blue Nile, from $468 to $188,215, with a median price of $614 ($762 per carat).

Is Blue Nile the cheapest place to buy a marquise diamond?

Not always — the same certified marquise stone often lists at several retailers at once, at different prices. Facet Wire search puts every retailer's live price for matching specs side by side, so the gap is visible before you buy.

How many marquise diamonds does Blue Nile list?

93 in Facet Wire's tracked set right now, across lab-grown and natural. The count moves nightly as Blue Nile adds and sells inventory.

How often do these prices update?

Facet Wire re-scrapes its retailers nightly and rebuilds this page from the fresh data, so counts, medians and the cheapest listings reflect the latest run.