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Oval|Lab Grown|IGI

4.15ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG844602154

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844602154

Diamond specifications and retailer prices

From $3,341 AUD
$2,347 USD
As of October 29, 2026
Save $19,650 AUD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $22,991 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.15ct lab-grown oval diamond

This 4.15ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844602154 or 844602154. Listed at 18 retailers as of October 29, 2026, with prices from $3,341 to $22,991, a $19,650 spread on the same certified stone. Do Amore Diamonds lists it at $22,991. 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

4.15
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844602154
Dimensions12.85 × 9.08 × 5.47 mm
L/W Ratio1.42
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
Top View
12.85 mm9.08 mm4.15 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844602154
Side View
Table 59.0%Crown 38.9°Girdle: MED-STKPavilion 38°Culet: NoneDepth 60.2%

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: $22,991 AUD|Low: $3,283 AUD|High: $28,984 AUD|Avg: $10,055 AUD|+1.8%
Do Amore Diamonds
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
Retailer 18
Retailer 19
November 1, 2026
Retailer 7$3,341 AUD
Retailer 13$3,564 AUD
Retailer 5$3,636 AUD
Retailer 18$3,946 AUD
Retailer 4$4,107 AUD
Retailer 19$5,881 AUD
Retailer 16$5,941 AUD
Retailer 3$5,969 AUD
Retailer 8$6,047 AUD
Retailer 15$6,955 AUD
Retailer 12$9,166 AUD
Retailer 6$10,602 AUD
Retailer 11$11,423 AUD
Retailer 2$11,455 AUD
Retailer 17$15,076 AUD
Retailer 9$16,183 AUD
Retailer 10$16,508 AUD
Retailer 14$22,302 AUD
Do Amore Diamonds$22,991 AUD

17 data points across 19 retailers

18 retailers$3,341 AUD to $22,991 AUD

A
Cheapest Retailer
-
$3,341 AUD
$2,347 USD
A
Retailer 2
-
$3,564 AUD
£1,971 GBP
View
A
Retailer 3
-
$3,636 AUD
$2,554 USD
View
A
Retailer 4
-
$3,946 AUD
$2,772 USD
View
A
Retailer 5
-
$4,107 AUD
$2,885 USD
View
A
Retailer 6
-
$5,881 AUD
$4,131 USD
View
A
Retailer 7
-
$5,941 AUD
$4,173 USD
View
A
Retailer 8
-
$5,969 AUD
$4,193 USD
View
A
Retailer 9
-
$6,047 AUD
$4,248 USD
View
A
Retailer 10
-
$6,955 AUD
€4,653 EUR
View
B+
Retailer 11
-
$9,166 AUD
View
B+
Retailer 12
-
$10,602 AUD
$7,447 USD
View
Retailer 13
-
$11,423 AUD
$8,024 USD
View
Price last confirmed 16 days ago
B+
Retailer 14
-
$11,455 AUD
£6,336 GBP
View
B+
Retailer 15
-
$15,076 AUD
$10,590 USD
View
B
Retailer 16
-
$16,183 AUD
$11,368 USD
View
B
Retailer 17
-
$22,302 AUD
View
Most Expensive
B
Do Amore Diamonds
27-8ED7AF4C2 · Oct 31
$22,991 AUD
$16,150 USD
View
17 more retailers have this diamond
Prices start from $3,341 AUDSave up to $19,650 AUD

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
4.15ct Oval
$3,341 AUD