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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

VG • D/VS1 • IGI LG840664752

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840664752

Diamond specifications and retailer prices

From $323 NZD
As of November 4, 2026
Save $1,694 NZD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,016 NZD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG840664752 or 840664752. Listed at 21 retailers as of November 4, 2026, with prices from $323 to $2,016, a $1,694 spread on the same certified stone. Reve Diamonds lists it at $2,016. 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

1.23
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840664752
Dimensions10.81 × 5.57 × 3.52 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.81 mm5.57 mm1.23 ctD / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840664752
Side View
Table 62.0%Crown 36.4°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $715 NZD|Low: $316 NZD|High: $2,037 NZD|Avg: $940 NZD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
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Retailer 11
Retailer 12
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Retailer 19
Retailer 20
Reve Diamonds
November 5, 2026
Retailer 16$323 NZD
Retailer 15$360 NZD
Retailer 20$374 NZD
Retailer 12$401 NZD
Retailer 10$454 NZD
Retailer 14$534 NZD
Retailer 7$674 NZD
Retailer 8$690 NZD
Retailer 19$708 NZD
Retailer 1$715 NZD
Retailer 13$841 NZD
Retailer 11$848 NZD
Retailer 3$1,022 NZD
Retailer 18$1,288 NZD
Retailer 9$1,295 NZD
Retailer 5$1,309 NZD
Retailer 4$1,336 NZD
Retailer 17$1,384 NZD
Retailer 2$1,543 NZD
Retailer 6$1,914 NZD
Reve Diamonds$2,016 NZD

30 data points across 21 retailers

21 retailers$323 NZD to $2,016 NZD

A
Cheapest Retailer
-
$323 NZD
A
Retailer 2
-
$360 NZD
View
Final sale: no returns
A
Retailer 3
-
$374 NZD
View
A
Retailer 4
-
$401 NZD
View
A
Retailer 5
-
$454 NZD
View
A
Retailer 6
-
$534 NZD
View
Retailer 7
-
$674 NZD
View
Price last confirmed 9 days ago
Retailer 8
-
$690 NZD
View
Price last confirmed 13 days ago
A
Retailer 9
-
$708 NZD
View
A
Retailer 10
-
$715 NZD
View
Retailer 11
-
$841 NZD
View
Price last confirmed 9 days ago
Retailer 12
-
$848 NZD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$1,022 NZD
View
B+
Retailer 14
-
$1,288 NZD
View
Retailer 15
-
$1,295 NZD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$1,309 NZD
View
B
Retailer 17
-
$1,336 NZD
View
B
Retailer 18
-
$1,384 NZD
View
B
Retailer 19
-
$1,543 NZD
View
Retailer 20
-
$1,914 NZD
View
Price last confirmed 10 days ago
Most Expensive
B
Reve Diamonds
112672E73 · Nov 4
$2,016 NZD
$1,137 USD
View
20 more retailers have this diamond
Prices start from $323 NZDSave up to $1,694 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.

A
1.23ct Marquise
$323 NZD