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Oval|Lab Grown|IGI

4.78ct G VVS2 Oval Lab Grown Diamond

ID • G/VVS2 • IGI LG840644887

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840644887

Diamond specifications and retailer prices

From HK$4,205 HKD
$536 USD
As of October 29, 2026
Save HK$19,489 HKD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$23,694 HKD at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.78ct lab-grown oval diamond

This 4.78ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840644887 or 840644887. Listed at 12 retailers as of October 29, 2026, with prices from HK$4,205 to HK$23,694, a HK$19,489 spread on the same certified stone. With Clarity lists it at HK$23,694. 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
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840644887
Dimensions13.89 × 9.40 × 5.76 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.89 mm9.40 mm4.78 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840644887
Side View
Table 62.0%Crown 34.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.3%

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 29
Current: HK$7,892 HKD|Low: HK$4,205 HKD|High: HK$25,726 HKD|Avg: HK$12,704 HKD|-7.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 10HK$4,205 HKD
Retailer 8HK$4,707 HKD
Retailer 5HK$5,385 HKD
Retailer 1HK$7,892 HKD
Retailer 3HK$8,536 HKD
Retailer 6HK$10,449 HKD
Retailer 4HK$13,455 HKD
Retailer 9HK$13,455 HKD
Retailer 11HK$13,714 HKD
Retailer 2HK$18,163 HKD
Retailer 7HK$21,881 HKD
With ClarityHK$23,694 HKD

24 data points across 12 retailers

12 retailersHK$4,205 HKD to HK$23,694 HKD

A
Cheapest Retailer
-
HK$4,205 HKD
$536 USD
A
Retailer 2
-
HK$4,707 HKD
$600 USD
View
A
Retailer 3
-
HK$5,385 HKD
£540 GBP
View
A
Retailer 4
-
HK$7,892 HKD
€958 EUR
View
A
Retailer 5
-
HK$8,536 HKD
$1,088 USD
View
A
Retailer 6
-
HK$10,449 HKD
A$2,049 AUD
View
B+
Retailer 7
-
HK$13,455 HKD
$1,715 USD
View
B+
Retailer 8
-
HK$13,455 HKD
$1,715 USD
View
A
Retailer 9
-
HK$13,714 HKD
$1,748 USD
View
B+
Retailer 10
-
HK$18,163 HKD
$2,315 USD
View
B+
Retailer 11
-
HK$21,881 HKD
£2,196 GBP
View
Most Expensive
B+
With Clarity
840644887 · Oct 31
HK$23,694 HKD
$3,020 USD
View
11 more retailers have this diamond
Prices start from HK$4,205 HKDSave up to HK$19,489 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$4,205 HKD