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Oval|Lab Grown|IGI

3.05ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG601390194

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG601390194

Diamond specifications and retailer prices

From $940 NZD
$529 USD
As of November 1, 2026
Save $6,951 NZD (88%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,891 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.05ct lab-grown oval diamond

This 3.05ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG601390194 or 601390194. Listed at 20 retailers as of October 28, 2026, with prices from $940 to $7,891, a $6,951 spread on the same certified stone. Brilliant Earth lists it at $7,891. 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

3.05
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG601390194
Dimensions11.55 × 8.24 × 5.17 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
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
11.55 mm8.24 mm3.05 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG601390194
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.7%

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: Nov 1
Current: $7,891 NZD|Low: $903 NZD|High: $7,891 NZD|Avg: $2,331 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
November 2, 2026
Retailer 15$940 NZD
Retailer 14$1,052 NZD
Retailer 6$1,166 NZD
Retailer 17$1,166 NZD
Retailer 4$1,446 NZD
Retailer 13$1,511 NZD
Retailer 5$1,649 NZD
Retailer 8$1,664 NZD
Retailer 12$1,788 NZD
Retailer 2$1,808 NZD
Retailer 9$1,918 NZD
Retailer 11$2,562 NZD
Retailer 3$3,007 NZD
Retailer 16$3,066 NZD
Retailer 7$3,886 NZD
Retailer 10$4,866 NZD
Brilliant Earth$7,891 NZD

44 data points across 17 retailers

20 retailers$940 NZD to $7,891 NZD

A
Cheapest Retailer
-
$940 NZD
$529 USD
A
Retailer 2
-
$1,052 NZD
$592 USD
View
A
Retailer 3
-
$1,166 NZD
$656 USD
View
Final sale: no returns
A
Retailer 4
-
$1,166 NZD
$656 USD
View
A
Retailer 5
-
$1,342 NZD
HK$5,900 HKD
View
A
Retailer 6
-
$1,511 NZD
$850 USD
View
A
Retailer 7
-
$1,649 NZD
$928 USD
View
A
Retailer 8
-
$1,664 NZD
$936 USD
View
A
Retailer 9
-
$1,788 NZD
€958 EUR
View
Retailer 10
-
$1,805 NZD
£800 GBP
View
Price last confirmed 18 days ago
A
Retailer 11
-
$1,808 NZD
£801 GBP
View
A
Retailer 12
-
$1,918 NZD
$1,079 USD
View
B+
Retailer 13
-
$2,562 NZD
A$2,218 AUD
View
B+
Retailer 14
-
$2,743 NZD
$1,543 USD
View
B+
Retailer 15
-
$3,007 NZD
$1,692 USD
View
B+
Retailer 16
-
$3,066 NZD
$1,725 USD
View
B
Retailer 17
-
$3,787 NZD
$2,131 USD
View
B
Retailer 18
-
$3,886 NZD
SGD 2,955 SGD
View
B
Retailer 19
-
$4,866 NZD
£2,156 GBP
View
Most Expensive
B
Brilliant Earth
8254016A · Oct 28
$7,891 NZD
$4,440 USD
View
19 more retailers have this diamond
Prices start from $940 NZDSave up to $6,951 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
3.05ct Oval
$940 NZD