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Oval|Lab Grown|IGI

3.01ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG678584320

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584320

Diamond specifications and retailer prices

From $791 NZD
$446 USD
As of October 29, 2026
Save $4,053 NZD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,844 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.01ct lab-grown oval diamond

This 3.01ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584320 or 678584320. Listed at 18 retailers as of October 29, 2026, with prices from $791 to $4,844, a $4,053 spread on the same certified stone. Brilliant Earth lists it at $4,844. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584320
Dimensions11.18 × 8.23 × 5.19 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.18 mm8.23 mm3.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG678584320
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.1%

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: $4,844 NZD|Low: $768 NZD|High: $4,844 NZD|Avg: $1,905 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
October 31, 2026
Retailer 7$791 NZD
Retailer 5$887 NZD
Retailer 6$908 NZD
Retailer 14$981 NZD
Retailer 9$992 NZD
Retailer 3$1,233 NZD
Retailer 16$1,304 NZD
Retailer 12$1,342 NZD
Retailer 15$1,510 NZD
Retailer 2$1,541 NZD
Retailer 10$1,623 NZD
Retailer 11$2,354 NZD
Retailer 4$2,688 NZD
Retailer 17$3,155 NZD
Retailer 8$3,557 NZD
Retailer 13$3,623 NZD
Brilliant Earth$4,844 NZD

44 data points across 17 retailers

18 retailers$791 NZD to $4,844 NZD

A
Cheapest Retailer
-
$791 NZD
$446 USD
A
Retailer 2
-
$887 NZD
$500 USD
View
A
Retailer 3
-
$908 NZD
$512 USD
View
Final sale: no returns
A
Retailer 4
-
$981 NZD
$553 USD
View
Retailer 5
-
$992 NZD
$559 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
$1,233 NZD
$695 USD
View
B+
Retailer 7
-
$1,304 NZD
$735 USD
View
A
Retailer 8
-
$1,342 NZD
£596 GBP
View
A
Retailer 9
-
$1,510 NZD
$851 USD
View
A
Retailer 10
-
$1,541 NZD
€827 EUR
View
A
Retailer 11
-
$1,623 NZD
£720 GBP
View
B+
Retailer 12
-
$2,354 NZD
$1,327 USD
View
B+
Retailer 13
-
$2,688 NZD
$1,515 USD
View
B
Retailer 14
-
$3,155 NZD
$1,778 USD
View
B
Retailer 15
-
$3,557 NZD
$2,005 USD
View
B
Retailer 16
-
$3,623 NZD
£1,608 GBP
View
Retailer 17
-
$3,642 NZD
$2,053 USD
View
Price last confirmed 75 days ago
Most Expensive
B
Brilliant Earth
17470619A · Oct 31
$4,844 NZD
$2,730 USD
View
17 more retailers have this diamond
Prices start from $791 NZDSave up to $4,053 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
3.01ct Oval
$791 NZD