Round|Lab Grown|IGI

3.51ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG774635441

Shape and cutting style on the report: Round brilliant

Certificate IGI LG774635441

Diamond specifications and retailer prices

From $990 NZD
$558 USD
As of October 29, 2026
Save $4,562 NZD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,552 NZD at Adiamor · As of October 31, 2026
View at Adiamor

About this 3.51ct lab-grown round diamond

This 3.51ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG774635441 or 774635441. Listed at 18 retailers as of October 29, 2026, with prices from $990 to $5,552, a $4,562 spread on the same certified stone. Adiamor lists it at $5,552. 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

3.51
Carat
I
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774635441
Dimensions9.72 × 9.74 × 6.03 mm
L/W Ratio1.00
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 Light Blue
Top View
9.72 mm9.74 mm3.51 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774635441
Side View
Table 58.0%Crown 35.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.9%

Caratlytics Score

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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: $5,552 NZD|Low: $951 NZD|High: $8,570 NZD|Avg: $2,845 NZD
Adiamor
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
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Retailer 17
Retailer 18
October 30, 2026
Retailer 3$990 NZD
Retailer 9$1,107 NZD
Retailer 4$1,109 NZD
Retailer 5$1,228 NZD
Retailer 7$1,228 NZD
Retailer 15$1,464 NZD
Retailer 12$1,644 NZD
Retailer 18$1,647 NZD
Retailer 8$1,751 NZD
Retailer 13$1,788 NZD
Retailer 2$2,596 NZD
Retailer 14$2,665 NZD
Retailer 6$3,227 NZD
Retailer 10$3,980 NZD
Retailer 11$4,329 NZD
Retailer 16$4,498 NZD
Retailer 17$5,356 NZD
Adiamor$5,552 NZD

37 data points across 18 retailers

18 retailers$990 NZD to $5,552 NZD

A
Cheapest Retailer
-
$990 NZD
$558 USD
A
Retailer 2
-
$1,107 NZD
$624 USD
View
Final sale: no returns
A
Retailer 3
-
$1,109 NZD
$625 USD
View
Retailer 4
-
$1,228 NZD
$692 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,228 NZD
$692 USD
View
A
Retailer 6
-
$1,464 NZD
$825 USD
View
A
Retailer 7
-
$1,644 NZD
£730 GBP
View
B+
Retailer 8
-
$1,647 NZD
$928 USD
View
A
Retailer 9
-
$1,751 NZD
$987 USD
View
A
Retailer 10
-
$1,788 NZD
€960 EUR
View
B+
Retailer 11
-
$2,596 NZD
$1,463 USD
View
B+
Retailer 12
-
$2,665 NZD
ZAR 24,269 ZAR
View
B+
Retailer 13
-
$3,227 NZD
$1,819 USD
View
B
Retailer 14
-
$3,980 NZD
$2,243 USD
View
B
Retailer 15
-
$4,329 NZD
$2,440 USD
View
B
Retailer 16
-
$4,498 NZD
$2,535 USD
View
Retailer 17
-
$5,356 NZD
£2,377 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Adiamor
D-82285603 · Oct 31
$5,552 NZD
$3,129 USD
View
17 more retailers have this diamond
Prices start from $990 NZDSave up to $4,562 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
3.51ct Round
$990 NZD