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Oval|Lab Grown|IGI

3.78ct G VVS2 Oval Lab Grown Diamond

EX • G/VVS2 • IGI LG815620470

Shape and cutting style on the report: Antique oval cut

Certificate IGI LG815620470

Diamond specifications and retailer prices

From HK$12,608 HKD
$1,607 USD
As of October 29, 2026
Save HK$4,260 HKD (25%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$16,868 HKD at Loose Grown Diamond · As of October 28, 2026
View at Loose Grown Diamond

About this 3.78ct lab-grown oval diamond

This 3.78ct 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 LG815620470 or 815620470. Listed at 3 retailers as of October 28, 2026, with prices from HK$12,608 to HK$16,868, a HK$4,260 spread on the same certified stone. Loose Grown Diamond lists it at HK$16,868. 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

3.78
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815620470
Dimensions14.72 × 8.06 × 4.85 mm
L/W Ratio1.83
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.72 mm8.06 mm3.78 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815620470
Side View
Table 57.0%Crown 36.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$16,868 HKD|Low: HK$3,813 HKD|High: HK$37,189 HKD|Avg: HK$14,635 HKD|+130.7%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
September 18, 2026
Retailer 10HK$6,943 HKD
Retailer 7HK$10,176 HKD
Retailer 4HK$10,427 HKD
Retailer 2HK$12,608 HKD
Retailer 9HK$14,177 HKD
Retailer 3HK$14,455 HKD
Loose Grown DiamondHK$16,868 HKD
Retailer 8HK$17,218 HKD
Retailer 5HK$18,015 HKD
Retailer 11HK$19,182 HKD
Retailer 6HK$37,189 HKD

12 data points across 11 retailers

3 retailersHK$12,608 HKD to HK$16,868 HKD

Retailer 1
-
HK$10,427 HKD
$1,329 USD
Price last confirmed 11 days ago
B+
Retailer 2
-
HK$12,608 HKD
$1,607 USD
View
Final sale: no returns
Most Expensive
B+
Loose Grown Diamond
815620470 · Oct 28
HK$16,868 HKD
$2,150 USD
View
2 more retailers have this diamond
Prices start from HK$12,608 HKDSave up to HK$4,260 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.

B+
3.78ct Oval
HK$12,608 HKD