CaratHunter
Plans
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 HK$7,265 HKD
£729 GBP
As of October 30, 2026
Save HK$49,278 HKD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$56,543 HKD 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 HK$7,265 to HK$56,543, a HK$49,278 spread on the same certified stone. Frank Darling lists it at HK$56,543. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$56,543 HKD|Low: HK$6,784 HKD|High: HK$58,215 HKD|Avg: HK$21,935 HKD|-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 6HK$6,784 HKD
Retailer 12HK$7,265 HKD
Retailer 14HK$8,411 HKD
Retailer 10HK$8,552 HKD
Retailer 15HK$9,721 HKD
Retailer 3HK$10,726 HKD
Retailer 2HK$11,550 HKD
Retailer 7HK$16,263 HKD
Retailer 11HK$16,390 HKD
Retailer 4HK$16,868 HKD
Retailer 17HK$20,461 HKD
Retailer 16HK$28,517 HKD
Retailer 9HK$29,175 HKD
Retailer 5HK$29,273 HKD
Retailer 8HK$37,525 HKD
Retailer 13HK$52,802 HKD
Frank DarlingHK$56,543 HKD

11 data points across 17 retailers

12 retailersHK$7,265 HKD to HK$56,543 HKD

A
Cheapest Retailer
-
HK$7,265 HKD
£729 GBP
A
Retailer 2
-
HK$8,411 HKD
$1,072 USD
View
A
Retailer 3
-
HK$8,552 HKD
$1,090 USD
View
B+
Retailer 4
-
HK$9,721 HKD
$1,239 USD
View
Retailer 5
-
HK$10,726 HKD
$1,367 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
HK$11,550 HKD
€1,402 EUR
View
A
Retailer 7
-
HK$16,390 HKD
$2,089 USD
View
Retailer 8
-
HK$16,868 HKD
$2,150 USD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
HK$20,461 HKD
$2,608 USD
View
B
Retailer 10
-
HK$28,517 HKD
£2,862 GBP
View
B
Retailer 11
-
HK$52,802 HKD
$6,730 USD
View
Most Expensive
B
Frank Darling
910739BD · Oct 31
HK$56,543 HKD
$7,207 USD
View
11 more retailers have this diamond
Prices start from HK$7,265 HKDSave up to HK$49,278 HKD

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
HK$7,265 HKD