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Round|Lab Grown|IGI

11.77ct G VS2 Round Lab Grown Diamond

EX • G/VS2 • IGI LG620431194

Shape and cutting style on the report: Round brilliant

Certificate IGI LG620431194

Diamond specifications and retailer prices

From $4,745 NZD
£2,106 GBP
As of November 1, 2026
Save $29,357 NZD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $34,102 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.77ct lab-grown round diamond

This 11.77ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG620431194 or 620431194. Listed at 21 retailers as of October 31, 2026, with prices from $4,745 to $34,102, a $29,357 spread on the same certified stone. Brilliant Earth lists it at $34,102. 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

11.77
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620431194
Dimensions14.77 × 14.74 × 8.76 mm
L/W Ratio1.00
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
14.77 mm14.74 mm11.77 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620431194
Side View
Table 61.0%Crown 33.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.3%

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 1
Current: $34,102 NZD|Low: $4,743 NZD|High: $34,971 NZD|Avg: $10,467 NZD|-2.5%
Brilliant Earth
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
November 1, 2026
Retailer 2$4,745 NZD
Retailer 12$5,092 NZD
Retailer 11$5,541 NZD
Retailer 6$5,703 NZD
Retailer 13$5,907 NZD
Retailer 5$6,192 NZD
Retailer 8$6,645 NZD
Retailer 3$7,553 NZD
Retailer 9$7,950 NZD
Retailer 15$8,119 NZD
Retailer 4$9,186 NZD
Retailer 10$9,378 NZD
Retailer 16$14,138 NZD
Retailer 14$14,333 NZD
Retailer 7$16,435 NZD
Brilliant Earth$34,102 NZD

38 data points across 16 retailers

21 retailers$4,745 NZD to $34,102 NZD

A
Cheapest Retailer
-
$4,745 NZD
£2,106 GBP
A
Retailer 2
-
$5,092 NZD
$2,870 USD
View
A
Retailer 3
-
$5,541 NZD
$3,123 USD
View
A
Retailer 4
-
$5,703 NZD
$3,214 USD
View
Final sale: no returns
A
Retailer 5
-
$5,907 NZD
$3,329 USD
View
Retailer 6
-
$5,907 NZD
$3,329 USD
View
Price last confirmed 11 days ago
Retailer 7
-
$5,907 NZD
$3,329 USD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$6,192 NZD
$3,490 USD
View
A
Retailer 9
-
$6,645 NZD
$3,745 USD
View
A
Retailer 10
-
$7,553 NZD
$4,257 USD
View
A
Retailer 11
-
$7,950 NZD
£3,528 GBP
View
A
Retailer 12
-
$8,119 NZD
$4,576 USD
View
Retailer 13
-
$9,186 NZD
$5,177 USD
View
Price last confirmed 11 days ago
A
Retailer 14
-
$9,378 NZD
€5,034 EUR
View
B+
Retailer 15
-
$10,194 NZD
£4,524 GBP
View
Retailer 16
-
$11,926 NZD
$6,722 USD
View
Price last confirmed 39 days ago
B+
Retailer 17
-
$14,138 NZD
$7,968 USD
View
B+
Retailer 18
-
$14,333 NZD
$8,078 USD
View
B
Retailer 19
-
$16,435 NZD
$9,263 USD
View
B
Retailer 20
-
$20,582 NZD
$11,600 USD
View
Most Expensive
B
Brilliant Earth
20602340A · Oct 31
$34,102 NZD
$19,220 USD
View
20 more retailers have this diamond
Prices start from $4,745 NZDSave up to $29,357 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
11.77ct Round
$4,745 NZD