CaratHunter
Plans
Round|Lab Grown|IGI

3.78ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG638499477

Shape and cutting style on the report: Round brilliant

Certificate IGI LG638499477

Diamond specifications and retailer prices

From HK$3,373 HKD
$430 USD
As of October 28, 2026
Save HK$11,807 HKD (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$19,299 HKD at Rare Carat · As of September 9, 2026
View at Rare Carat

About this 3.78ct lab-grown round diamond

This 3.78ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638499477 or 638499477. Listed at 6 retailers as of October 28, 2026, with a 350% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638499477
Dimensions10.07 × 10.05 × 6.07 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.07 mm10.05 mm3.78 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638499477
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.4%

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 28
Current: HK$19,299 HKD|Low: HK$2,510 HKD|High: HK$48,090 HKD|Avg: HK$13,235 HKD
Rare Carat
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
October 27, 2026
Retailer 2HK$3,373 HKD
Retailer 16HK$3,852 HKD
Retailer 11HK$3,907 HKD
Retailer 14HK$5,591 HKD
Retailer 15HK$5,986 HKD
Retailer 13HK$6,099 HKD
Retailer 12HK$6,284 HKD
Retailer 18HK$6,551 HKD
Retailer 3HK$9,995 HKD
Retailer 17HK$10,254 HKD
Retailer 8HK$11,482 HKD
Retailer 4HK$12,736 HKD
Retailer 6HK$15,180 HKD
Retailer 5HK$15,949 HKD
Rare CaratHK$19,299 HKD
Retailer 10HK$23,928 HKD
Retailer 7HK$26,944 HKD
Retailer 9HK$48,090 HKD

11 data points across 18 retailers

6 retailersHK$3,373 HKD to HK$15,180 HKD

A
Cheapest Retailer
-
HK$3,373 HKD
$430 USD
Final sale: no returns
A
Retailer 2
-
HK$3,852 HKD
$491 USD
View
Price last confirmed 43 days ago
A
Retailer 3
-
HK$5,591 HKD
£561 GBP
View
Price last confirmed 42 days ago
B+
Retailer 4
-
HK$11,482 HKD
CA$2,033 CAD
View
B+
Retailer 5
-
HK$15,180 HKD
$1,935 USD
View
Most Expensive
B
Rare Carat
100753297366_l_638499477 · Sep 9
HK$19,299 HKD
$2,460 USD
View
Price last confirmed 50 days ago
5 more retailers have this diamond
Prices start from HK$3,373 HKDSave up to HK$11,807 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
3.78ct Round
HK$3,373 HKD