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Round|Lab Grown|IGI

3.85ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG840666921

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840666921

Diamond specifications and retailer prices

From HK$4,873 HKD
$621 USD
As of October 29, 2026
Save HK$22,935 HKD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$27,808 HKD at With Clarity · As of October 30, 2026
View at With Clarity

About this 3.85ct lab-grown round diamond

This 3.85ct lab-grown round 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 LG840666921 or 840666921. Listed at 14 retailers as of October 29, 2026, with prices from HK$4,873 to HK$27,808, a HK$22,935 spread on the same certified stone. With Clarity lists it at HK$27,808. 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

3.85
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840666921
Dimensions10.10 × 10.17 × 6.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.10 mm10.17 mm3.85 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840666921
Side View
Table 56.0%Crown 33.3°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.8%

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$7,754 HKD|Low: HK$4,810 HKD|High: HK$28,357 HKD|Avg: HK$14,485 HKD|-3.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
October 30, 2026
Retailer 11HK$4,873 HKD
Retailer 9HK$5,453 HKD
Retailer 7HK$7,062 HKD
Retailer 1HK$7,754 HKD
Retailer 3HK$8,992 HKD
Retailer 5HK$9,194 HKD
Retailer 8HK$12,832 HKD
Retailer 10HK$14,987 HKD
Retailer 12HK$15,889 HKD
Retailer 2HK$18,204 HKD
Retailer 6HK$23,926 HKD
Retailer 4HK$24,003 HKD
With ClarityHK$27,808 HKD

24 data points across 13 retailers

14 retailersHK$4,873 HKD to HK$27,808 HKD

A
Cheapest Retailer
-
HK$4,873 HKD
$621 USD
A
Retailer 2
-
HK$5,453 HKD
$695 USD
View
A
Retailer 3
-
HK$7,062 HKD
$900 USD
View
A
Retailer 4
-
HK$7,754 HKD
£778 GBP
View
A
Retailer 5
-
HK$8,992 HKD
$1,146 USD
View
A
Retailer 6
-
HK$9,194 HKD
€1,116 EUR
View
Retailer 7
-
HK$12,832 HKD
A$2,516 AUD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
HK$14,987 HKD
$1,910 USD
View
B+
Retailer 9
-
HK$15,889 HKD
$2,025 USD
View
B+
Retailer 10
-
HK$18,204 HKD
$2,320 USD
View
B
Retailer 11
-
HK$22,323 HKD
$2,845 USD
View
B
Retailer 12
-
HK$23,926 HKD
£2,401 GBP
View
Retailer 13
-
HK$24,003 HKD
SGD 4,134 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
With Clarity
840666921 · Oct 30
HK$27,808 HKD
$3,544 USD
View
13 more retailers have this diamond
Prices start from HK$4,873 HKDSave up to HK$22,935 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
3.85ct Round
HK$4,873 HKD