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Marquise|Lab Grown|IGI

1.23ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG836686264

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836686264

Diamond specifications and retailer prices

From $341 NZD
$192 USD
As of October 30, 2026
Save $1,729 NZD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,070 NZD at Reve Diamonds · As of November 1, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836686264 or 836686264. Listed at 17 retailers as of October 30, 2026, with prices from $341 to $2,070, a $1,729 spread on the same certified stone. Reve Diamonds lists it at $2,070. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836686264
Dimensions11.59 × 5.35 × 3.40 mm
L/W Ratio2.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.59 mm5.35 mm1.23 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836686264
Side View
Table 62.0%Crown 36.2°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 63.6%

Caratlytics Score

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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: Oct 30
Current: $727 NZD|Low: $326 NZD|High: $2,070 NZD|Avg: $989 NZD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Reve Diamonds
November 1, 2026
Retailer 3$341 NZD
Retailer 7$380 NZD
Retailer 6$394 NZD
Retailer 4$421 NZD
Retailer 15$714 NZD
Retailer 1$727 NZD
Retailer 14$736 NZD
Retailer 10$767 NZD
Retailer 11$793 NZD
Retailer 13$1,028 NZD
Retailer 9$1,118 NZD
Retailer 12$1,307 NZD
Retailer 5$1,354 NZD
Retailer 2$1,359 NZD
Retailer 8$1,450 NZD
Retailer 16$1,981 NZD
Reve Diamonds$2,070 NZD

43 data points across 17 retailers

17 retailers$341 NZD to $2,070 NZD

A
Cheapest Retailer
-
$341 NZD
$192 USD
A
Retailer 2
-
$380 NZD
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$394 NZD
$222 USD
View
A
Retailer 4
-
$421 NZD
$237 USD
View
Retailer 5
-
$421 NZD
$237 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$727 NZD
ZAR 6,623 ZAR
View
A
Retailer 7
-
$736 NZD
$415 USD
View
A
Retailer 8
-
$767 NZD
£340 GBP
View
A
Retailer 9
-
$793 NZD
$447 USD
View
B+
Retailer 10
-
$1,028 NZD
A$891 AUD
View
B+
Retailer 11
-
$1,118 NZD
$630 USD
View
B+
Retailer 12
-
$1,307 NZD
A$1,133 AUD
View
B+
Retailer 13
-
$1,354 NZD
$763 USD
View
B+
Retailer 14
-
$1,359 NZD
$766 USD
View
B
Retailer 15
-
$1,450 NZD
$817 USD
View
B
Retailer 16
-
$1,981 NZD
£879 GBP
View
Most Expensive
B
Reve Diamonds
06716C42F · Nov 1
$2,070 NZD
$1,167 USD
View
16 more retailers have this diamond
Prices start from $341 NZDSave up to $1,729 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
$341 NZD