Marquise|Lab Grown|IGI

1.73ct E VVS1 Marquise Lab Grown Diamond

GD • E/VVS1

Diamond specifications and retailer prices

From $497 NZD
$279 USD
As of October 30, 2026
Save $2,592 NZD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,089 NZD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a standard cut grade and certified by IGI. Listed at 10 retailers as of October 28, 2026, with prices from $497 to $3,089, a $2,592 spread on the same certified stone. Rare Carat lists it at $3,089. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.73
Carat
E
Colour
VVS1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions12.87 × 6.18 × 3.79 mm
L/W Ratio2.08
Top View
12.87 mm6.18 mm1.73 ctE / VVS1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCuletDepth 61.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,089 NZD|Low: $477 NZD|High: $4,556 NZD|Avg: $1,719 NZD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 18, 2026
Retailer 4$497 NZD
Retailer 2$575 NZD
Retailer 3$616 NZD
Retailer 6$616 NZD
Retailer 5$1,978 NZD
Rare Carat$3,089 NZD
Retailer 7$4,556 NZD

9 data points across 7 retailers

10 retailers$497 NZD to $3,089 NZD

Retailer 1
-
$477 NZD
$268 USD
Price last confirmed 28 days ago
B+
Retailer 2
-
$497 NZD
$279 USD
View
B+
Retailer 3
-
$575 NZD
$323 USD
View
Retailer 4
-
$607 NZD
$341 USD
View
Price last confirmed 31 days ago
Retailer 5
-
$607 NZD
$341 USD
View
Price last confirmed 30 days ago
B+
Retailer 6
-
$616 NZD
$346 USD
View
B+
Retailer 7
-
$616 NZD
$346 USD
View
Retailer 8
-
$1,978 NZD
$1,111 USD
View
Price last confirmed 29 days ago
B
Retailer 9
-
$1,978 NZD
$1,111 USD
View
Most Expensive
C
Rare Carat
ITUS-J1008_l_797658833 · Oct 28
$3,089 NZD
$1,735 USD
View
9 more retailers have this diamond
Prices start from $497 NZDSave up to $2,592 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.73ct Marquise
$497 NZD