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Round|Lab Grown|IGI

3.50ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG804613909

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804613909

Diamond specifications and retailer prices

From $1,179 NZD
$662 USD
As of October 29, 2026
Save $5,747 NZD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $14,315 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.5ct lab-grown round diamond

This 3.5ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG804613909 or 804613909. Listed at 22 retailers as of October 28, 2026, with a 488% 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

3.50
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804613909
Dimensions9.79 × 9.75 × 6.01 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.79 mm9.75 mm3.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804613909
Side View
Table 55.0%Crown 34.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.5%

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: $14,315 NZD|Low: $1,179 NZD|High: $14,867 NZD|Avg: $4,002 NZD|-3.7%
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
October 29, 2026
Retailer 15$1,179 NZD
Retailer 7$1,319 NZD
Retailer 4$1,367 NZD
Retailer 10$1,683 NZD
Retailer 14$1,959 NZD
Retailer 6$2,074 NZD
Retailer 2$2,172 NZD
Retailer 8$2,193 NZD
Retailer 12$3,105 NZD
Retailer 13$3,191 NZD
Retailer 3$4,417 NZD
Retailer 5$4,608 NZD
Retailer 11$5,766 NZD
Retailer 9$6,926 NZD
Brilliant Earth$14,315 NZD

42 data points across 15 retailers

22 retailers$1,179 NZD to $6,926 NZD

A
Cheapest Retailer
-
$1,179 NZD
$662 USD
A
Retailer 2
-
$1,282 NZD
$720 USD
View
A
Retailer 3
-
$1,319 NZD
$741 USD
View
Final sale: no returns
A
Retailer 4
-
$1,367 NZD
$768 USD
View
A
Retailer 5
-
$1,367 NZD
$768 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,683 NZD
$945 USD
View
A
Retailer 7
-
$1,959 NZD
$1,100 USD
View
A
Retailer 8
-
$2,074 NZD
$1,165 USD
View
A
Retailer 9
-
$2,172 NZD
£961 GBP
View
A
Retailer 10
-
$2,193 NZD
€1,173 EUR
View
B+
Retailer 11
-
$3,105 NZD
A$2,683 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$3,191 NZD
$1,792 USD
View
B+
Retailer 13
-
$3,201 NZD
$1,798 USD
View
B+
Retailer 14
-
$3,367 NZD
$1,891 USD
View
Price last confirmed 43 days ago
B+
Retailer 15
-
$3,844 NZD
$2,159 USD
View
B+
Retailer 16
-
$4,417 NZD
$2,481 USD
View
B
Retailer 17
-
$4,608 NZD
SGD 3,497 SGD
View
B
Retailer 18
-
$4,665 NZD
$2,620 USD
View
B
Retailer 19
-
$4,716 NZD
$2,649 USD
View
B
Retailer 20
-
$5,766 NZD
£2,550 GBP
View
B
Retailer 21
-
$6,926 NZD
$3,890 USD
View
Most Expensive
B
Brilliant Earth
19960970A · Oct 29
$14,315 NZD
$8,040 USD
View
Price under review
21 more retailers have this diamond
Prices start from $1,179 NZDSave up to $5,747 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
3.50ct Round
$1,179 NZD