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Oval|Lab Grown|IGI

4.78ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG787641401

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG787641401

Diamond specifications and retailer prices

From $1,318 AUD
£729 GBP
As of October 30, 2026
Save $8,942 AUD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $10,260 AUD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 4.78ct lab-grown oval diamond

This 4.78ct lab-grown oval 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 LG787641401 or 787641401. Listed at 12 retailers as of October 30, 2026, with prices from $1,318 to $10,260, a $8,942 spread on the same certified stone. Frank Darling lists it at $10,260. 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

4.78
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787641401
Dimensions14.04 × 9.63 × 5.71 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.04 mm9.63 mm4.78 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787641401
Side View
Table 62.0%Crown 34.4°Girdle: THN-MEDPavilion 40.6°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
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 30
Current: $10,260 AUD|Low: $1,231 AUD|High: $10,563 AUD|Avg: $3,977 AUD|-0.2%
Frank Darling
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 6$1,231 AUD
Retailer 11$1,318 AUD
Retailer 13$1,526 AUD
Retailer 2$1,552 AUD
Retailer 14$1,764 AUD
Retailer 3$1,946 AUD
Retailer 15$2,314 AUD
Retailer 7$2,951 AUD
Retailer 10$2,974 AUD
Retailer 4$3,061 AUD
Retailer 17$3,713 AUD
Retailer 16$5,174 AUD
Retailer 9$5,294 AUD
Retailer 5$5,312 AUD
Retailer 8$6,809 AUD
Retailer 12$9,581 AUD
Frank Darling$10,260 AUD

11 data points across 17 retailers

12 retailers$1,318 AUD to $10,260 AUD

A
Cheapest Retailer
-
$1,318 AUD
£729 GBP
A
Retailer 2
-
$1,526 AUD
$1,072 USD
View
A
Retailer 3
-
$1,552 AUD
$1,090 USD
View
B+
Retailer 4
-
$1,764 AUD
$1,239 USD
View
A
Retailer 5
-
$1,946 AUD
$1,367 USD
View
A
Retailer 6
-
$2,314 AUD
€1,548 EUR
View
A
Retailer 7
-
$2,974 AUD
$2,089 USD
View
Retailer 8
-
$3,061 AUD
$2,150 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$3,713 AUD
$2,608 USD
View
B
Retailer 10
-
$5,174 AUD
£2,862 GBP
View
B
Retailer 11
-
$9,581 AUD
$6,730 USD
View
Most Expensive
B
Frank Darling
910739BD · Oct 31
$10,260 AUD
$7,207 USD
View
11 more retailers have this diamond
Prices start from $1,318 AUDSave up to $8,942 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
4.78ct Oval
$1,318 AUD