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Round|Lab Grown|IGI

2.51ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG830658394

Shape and cutting style on the report: Round brilliant

Certificate IGI LG830658394

Diamond specifications and retailer prices

From $646 NZD
$364 USD
As of October 29, 2026
Save $7,085 NZD (92%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $7,731 NZD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830658394 or 830658394. Listed at 22 retailers as of October 29, 2026, with prices from $646 to $7,731, a $7,085 spread on the same certified stone. Yadav Diamonds lists it at $7,731. 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

2.51
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830658394
Dimensions8.76 × 8.73 × 5.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.76 mm8.73 mm2.51 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830658394
Side View
Table 62.0%Crown 33.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,329 NZD|Low: $612 NZD|High: $8,783 NZD|Avg: $2,632 NZD|-0.4%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Yadav Diamonds
November 1, 2026
Retailer 20$646 NZD
Retailer 17$751 NZD
Retailer 10$802 NZD
Retailer 13$931 NZD
Retailer 2$1,065 NZD
Retailer 7$1,121 NZD
Retailer 15$1,308 NZD
Retailer 12$1,443 NZD
Retailer 3$1,775 NZD
Retailer 5$1,934 NZD
Retailer 4$1,964 NZD
Retailer 16$1,973 NZD
Retailer 9$2,578 NZD
Retailer 6$2,649 NZD
Retailer 8$2,714 NZD
Retailer 14$2,981 NZD
Retailer 11$3,092 NZD
Retailer 19$3,660 NZD
Retailer 1$4,329 NZD
Retailer 18$6,015 NZD
Yadav Diamonds$7,731 NZD

34 data points across 21 retailers

22 retailers$646 NZD to $7,731 NZD

A
Cheapest Retailer
-
$646 NZD
$364 USD
A
Retailer 2
-
$751 NZD
$423 USD
View
Retailer 3
-
$790 NZD
$445 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$802 NZD
$452 USD
View
A
Retailer 5
-
$931 NZD
HK$4,100 HKD
View
A
Retailer 6
-
$1,065 NZD
$600 USD
View
B+
Retailer 7
-
$1,121 NZD
$632 USD
View
A
Retailer 8
-
$1,308 NZD
€702 EUR
View
A
Retailer 9
-
$1,443 NZD
£640 GBP
View
B+
Retailer 10
-
$1,775 NZD
A$1,539 AUD
View
B+
Retailer 11
-
$1,934 NZD
ZAR 17,609 ZAR
View
B+
Retailer 12
-
$1,964 NZD
$1,107 USD
View
B+
Retailer 13
-
$1,973 NZD
$1,112 USD
View
B
Retailer 14
-
$2,578 NZD
$1,453 USD
View
B
Retailer 15
-
$2,649 NZD
$1,493 USD
View
B
Retailer 16
-
$2,714 NZD
SGD 2,067 SGD
View
B
Retailer 17
-
$2,981 NZD
$1,680 USD
View
B
Retailer 18
-
$3,092 NZD
£1,372 GBP
View
B
Retailer 19
-
$3,660 NZD
$2,063 USD
View
B
Retailer 20
-
$4,329 NZD
$2,440 USD
View
B
Retailer 21
-
$6,015 NZD
$3,390 USD
View
Most Expensive
B
Yadav Diamonds
13218156 · Oct 30
$7,731 NZD
$4,357 USD
View
21 more retailers have this diamond
Prices start from $646 NZDSave up to $7,085 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
2.51ct Round
$646 NZD