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Oval|Lab Grown|IGI

3.39ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG644434465

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG644434465

Diamond specifications and retailer prices

From $1,419 NZD
$800 USD
As of October 31, 2026
Save $4,045 NZD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,465 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.39ct lab-grown oval diamond

This 3.39ct 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 LG644434465 or 644434465. Listed at 14 retailers as of October 29, 2026, with prices from $1,419 to $5,465, a $4,045 spread on the same certified stone. Brilliant Earth lists it at $5,465. 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

3.39
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644434465
Dimensions12.55 × 8.43 × 5.24 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.55 mm8.43 mm3.39 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG644434465
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

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 31
Current: $5,465 NZD|Low: $940 NZD|High: $5,908 NZD|Avg: $2,557 NZD|-2.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 4$940 NZD
Retailer 9$1,288 NZD
Retailer 10$1,419 NZD
Retailer 11$1,482 NZD
Retailer 2$1,546 NZD
Retailer 8$1,563 NZD
Retailer 12$1,632 NZD
Retailer 6$2,637 NZD
Retailer 3$3,318 NZD
Retailer 5$3,470 NZD
Retailer 7$4,622 NZD
Brilliant Earth$5,465 NZD

36 data points across 12 retailers

14 retailers$1,419 NZD to $5,465 NZD

Retailer 1
-
$758 NZD
$427 USD
Price last confirmed 38 days ago
Retailer 2
-
$848 NZD
$478 USD
View
Price last confirmed 35 days ago
Retailer 3
-
$928 NZD
$523 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$1,288 NZD
£572 GBP
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,419 NZD
$800 USD
View
B+
Retailer 6
-
$1,482 NZD
$835 USD
View
A
Retailer 7
-
$1,546 NZD
£686 GBP
View
A
Retailer 8
-
$1,632 NZD
$920 USD
View
B+
Retailer 9
-
$2,637 NZD
$1,486 USD
View
Retailer 10
-
$3,022 NZD
$1,703 USD
View
Price last confirmed 33 days ago
B+
Retailer 11
-
$3,318 NZD
$1,870 USD
View
B+
Retailer 12
-
$3,470 NZD
£1,540 GBP
View
B
Retailer 13
-
$4,622 NZD
$2,605 USD
View
Most Expensive
B
Brilliant Earth
11112304A · Oct 29
$5,465 NZD
$3,080 USD
View
13 more retailers have this diamond
Prices start from $1,419 NZDSave up to $4,045 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
3.39ct Oval
$1,419 NZD