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Round|Lab Grown|IGI

2.51ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG804650074

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804650074

Diamond specifications and retailer prices

From $852 NZD
$480 USD
As of October 29, 2026
Save $3,639 NZD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $13,485 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG804650074 or 804650074. Listed at 24 retailers as of October 29, 2026, with a 427% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804650074
Dimensions8.64 × 8.72 × 5.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.64 mm8.72 mm2.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804650074
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.7%

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: Oct 29
Current: $13,485 NZD|Low: $852 NZD|High: $13,485 NZD|Avg: $3,100 NZD
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 9$852 NZD
Retailer 10$951 NZD
Retailer 21$953 NZD
Retailer 2$1,056 NZD
Retailer 16$1,304 NZD
Retailer 6$1,325 NZD
Retailer 13$1,526 NZD
Retailer 4$1,647 NZD
Retailer 15$1,747 NZD
Retailer 7$2,342 NZD
Retailer 20$2,388 NZD
Retailer 19$2,440 NZD
Retailer 12$2,583 NZD
Retailer 17$3,392 NZD
Retailer 8$3,442 NZD
Retailer 5$3,701 NZD
Retailer 3$3,948 NZD
Retailer 18$4,339 NZD
Retailer 11$4,491 NZD
Retailer 14$5,882 NZD
Brilliant Earth$13,485 NZD

29 data points across 21 retailers

24 retailers$852 NZD to $4,491 NZD

A
Cheapest Retailer
-
$852 NZD
$480 USD
A
Retailer 2
-
$951 NZD
$536 USD
View
Final sale: no returns
A
Retailer 3
-
$953 NZD
$537 USD
View
A
Retailer 4
-
$1,056 NZD
$595 USD
View
Retailer 5
-
$1,070 NZD
$603 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$1,304 NZD
$735 USD
View
A
Retailer 7
-
$1,325 NZD
£588 GBP
View
A
Retailer 8
-
$1,526 NZD
€819 EUR
View
A
Retailer 9
-
$1,601 NZD
A$1,388 AUD
View
A
Retailer 10
-
$1,647 NZD
$928 USD
View
A
Retailer 11
-
$1,747 NZD
£775 GBP
View
A
Retailer 12
-
$1,770 NZD
€950 EUR
View
B+
Retailer 13
-
$2,342 NZD
A$2,031 AUD
View
B+
Retailer 14
-
$2,388 NZD
$1,346 USD
View
B+
Retailer 15
-
$2,440 NZD
$1,375 USD
View
B+
Retailer 16
-
$2,583 NZD
ZAR 23,515 ZAR
View
B
Retailer 17
-
$3,392 NZD
$1,912 USD
View
B
Retailer 18
-
$3,442 NZD
$1,940 USD
View
B
Retailer 19
-
$3,701 NZD
$2,086 USD
View
B
Retailer 20
-
$3,948 NZD
$2,225 USD
View
B+
Retailer 21
-
$4,339 NZD
A$3,762 AUD
View
B+
Retailer 22
-
$4,491 NZD
£1,993 GBP
View
Retailer 23
-
$5,882 NZD
$3,315 USD
View
Price last confirmed 23 days ago
Most Expensive
Brilliant Earth
20604821A · Oct 28
$13,485 NZD
$7,600 USD
View
Price under review
23 more retailers have this diamond
Prices start from $852 NZDSave up to $3,639 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
$852 NZD