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Heart|Lab Grown|IGI

11.80ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG606322989

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG606322989

Diamond specifications and retailer prices

From $5,101 NZD
$2,870 USD
As of November 3, 2026
Save $26,460 NZD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $31,561 NZD at Yorxs · As of November 2, 2026
View at Yorxs

About this 11.8ct lab-grown heart diamond

This 11.8ct lab-grown heart sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG606322989 or 606322989. Listed at 17 retailers as of November 2, 2026, with prices from $5,101 to $31,561, a $26,460 spread on the same certified stone. Yorxs lists it at $31,561. 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

11.80
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG606322989
Dimensions14.49 × 15.35 × 9.18 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
14.49 mm15.35 mm11.80 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG606322989
Side View
Table 59.0%Crown 35°Girdle: STK-THKPavilion 39.3°Culet: NoneDepth 59.8%

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 3
Current: $8,243 NZD|Low: $5,042 NZD|High: $31,792 NZD|Avg: $11,443 NZD|-2.0%
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
Yorxs
November 3, 2026
Retailer 7$5,042 NZD
Retailer 10$5,101 NZD
Retailer 13$5,602 NZD
Retailer 5$5,998 NZD
Retailer 14$6,279 NZD
Retailer 11$6,752 NZD
Retailer 8$7,098 NZD
Retailer 12$7,370 NZD
Retailer 1$8,243 NZD
Retailer 9$9,835 NZD
Retailer 2$11,433 NZD
Retailer 4$12,839 NZD
Retailer 6$18,152 NZD
Retailer 3$18,516 NZD
Retailer 15$28,526 NZD
Yorxs$31,561 NZD

43 data points across 16 retailers

17 retailers$5,101 NZD to $31,561 NZD

Retailer 1
-
$5,042 NZD
$2,837 USD
Price last confirmed 21 days ago
A
Retailer 2
-
$5,101 NZD
$2,870 USD
View
A
Retailer 3
-
$5,602 NZD
$3,152 USD
View
A
Retailer 4
-
$5,998 NZD
$3,375 USD
View
A
Retailer 5
-
$6,279 NZD
HK$27,600 HKD
View
A
Retailer 6
-
$6,752 NZD
$3,799 USD
View
A
Retailer 7
-
$7,098 NZD
£3,145 GBP
View
A
Retailer 8
-
$7,370 NZD
$4,147 USD
View
A
Retailer 9
-
$8,243 NZD
ZAR 74,927 ZAR
View
A
Retailer 10
-
$9,835 NZD
A$8,513 AUD
View
B+
Retailer 11
-
$11,433 NZD
$6,433 USD
View
B+
Retailer 12
-
$12,382 NZD
$6,967 USD
View
Retailer 13
-
$12,839 NZD
$7,224 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$18,152 NZD
SGD 13,802 SGD
View
B
Retailer 15
-
$18,516 NZD
$10,418 USD
View
B
Retailer 16
-
$28,526 NZD
$16,050 USD
View
Most Expensive
B
Yorxs
444965488 · Nov 2
$31,561 NZD
€16,912 EUR
View
16 more retailers have this diamond
Prices start from $5,101 NZDSave up to $26,460 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
11.80ct Heart
$5,101 NZD