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12.31ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG666406796

Shape and cutting style on the report: Round brilliant

Certificate IGI LG666406796

Diamond specifications and retailer prices

From $13,910 NZD
£6,173 GBP
As of November 1, 2026
Save $46,988 NZD (77%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $60,897 NZD at Michael Trio · As of October 31, 2026
View at Michael Trio

About this 12.31ct lab-grown round diamond

This 12.31ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG666406796 or 666406796. Listed at 22 retailers as of October 31, 2026, with prices from $13,910 to $60,897, a $46,988 spread on the same certified stone. Michael Trio lists it at $60,897. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.31
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666406796
Dimensions14.96 × 15.00 × 9.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.96 mm15.00 mm12.31 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666406796
Side View
Table 59.0%Crown 33.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.2%

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: Nov 1
Current: $60,897 NZD|Low: $9,491 NZD|High: $60,897 NZD|Avg: $22,674 NZD
Michael Trio
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 2$13,910 NZD
Retailer 19$14,929 NZD
Retailer 12$15,527 NZD
Retailer 20$15,839 NZD
Retailer 11$16,719 NZD
Retailer 5$17,319 NZD
Retailer 16$17,326 NZD
Retailer 9$17,874 NZD
Retailer 21$19,264 NZD
Retailer 8$19,476 NZD
Retailer 18$20,041 NZD
Retailer 15$20,795 NZD
Retailer 3$21,151 NZD
Retailer 14$22,602 NZD
Retailer 17$26,809 NZD
Retailer 13$28,379 NZD
Retailer 6$31,678 NZD
Retailer 7$48,231 NZD
Retailer 10$55,276 NZD
Retailer 4$60,096 NZD
Michael Trio$60,897 NZD

34 data points across 21 retailers

22 retailers$13,910 NZD to $60,897 NZD

Retailer 1
-
$11,822 NZD
$6,663 USD
Price last confirmed 19 days ago
B+
Retailer 2
-
$13,910 NZD
£6,173 GBP
View
B+
Retailer 3
-
$14,929 NZD
$8,414 USD
View
B+
Retailer 4
-
$15,527 NZD
$8,751 USD
View
B+
Retailer 5
-
$15,839 NZD
$8,927 USD
View
B+
Retailer 6
-
$16,719 NZD
$9,423 USD
View
Final sale: no returns
B+
Retailer 7
-
$17,319 NZD
$9,761 USD
View
B+
Retailer 8
-
$17,326 NZD
$9,765 USD
View
B+
Retailer 9
-
$17,874 NZD
HK$78,700 HKD
View
B+
Retailer 10
-
$19,264 NZD
$10,857 USD
View
B+
Retailer 11
-
$19,476 NZD
$10,977 USD
View
B+
Retailer 12
-
$20,041 NZD
$11,295 USD
View
B
Retailer 13
-
$20,795 NZD
£9,228 GBP
View
B+
Retailer 14
-
$21,151 NZD
$11,921 USD
View
Retailer 15
-
$22,602 NZD
A$19,598 AUD
View
Price last confirmed 9 days ago
B
Retailer 16
-
$26,809 NZD
ZAR 244,097 ZAR
View
B
Retailer 17
-
$28,379 NZD
A$24,607 AUD
View
B
Retailer 18
-
$31,678 NZD
$17,854 USD
View
B
Retailer 19
-
$48,231 NZD
$27,183 USD
View
B
Retailer 20
-
$55,276 NZD
$31,154 USD
View
B
Retailer 21
-
$60,096 NZD
$33,870 USD
View
Most Expensive
B
Michael Trio
9502612660 · Oct 31
$60,897 NZD
SGD 46,381 SGD
View
21 more retailers have this diamond
Prices start from $13,910 NZDSave up to $46,988 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+
12.31ct Round
$13,910 NZD