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Oval|Lab Grown|IGI

3.98ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG816671870

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816671870

Diamond specifications and retailer prices

From HK$5,892 HKD
$751 USD
As of October 31, 2026
Save HK$37,167 HKD (86%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$43,059 HKD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 3.98ct lab-grown oval diamond

This 3.98ct 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 LG816671870 or 816671870. Listed at 6 retailers as of October 31, 2026, with prices from HK$5,892 to HK$43,059, a HK$37,167 spread on the same certified stone. Frank Darling lists it at HK$43,059. 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

3.98
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816671870
Dimensions12.44 × 9.07 × 5.58 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.44 mm9.07 mm3.98 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816671870
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.5%

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 31
Current: HK$43,059 HKD|Low: HK$4,080 HKD|High: HK$45,348 HKD|Avg: HK$19,945 HKD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 28, 2026
Retailer 3HK$5,892 HKD
Retailer 8HK$5,931 HKD
Retailer 4HK$8,081 HKD
Retailer 6HK$12,255 HKD
Retailer 5HK$18,751 HKD
Retailer 2HK$27,852 HKD
Frank DarlingHK$43,059 HKD
Retailer 7HK$45,348 HKD

21 data points across 8 retailers

6 retailersHK$5,892 HKD to HK$43,059 HKD

A
Cheapest Retailer
-
HK$5,892 HKD
$751 USD
Final sale: no returns
B+
Retailer 2
-
HK$8,081 HKD
$1,030 USD
View
Retailer 3
-
HK$12,255 HKD
$1,562 USD
View
Price last confirmed 18 days ago
Retailer 4
-
HK$18,751 HKD
$2,390 USD
View
Price last confirmed 8 days ago
B
Retailer 5
-
HK$27,852 HKD
$3,550 USD
View
Most Expensive
B
Frank Darling
100760217053KD · Oct 31
HK$43,059 HKD
$5,488 USD
View
5 more retailers have this diamond
Prices start from HK$5,892 HKDSave up to HK$37,167 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
3.98ct Oval
HK$5,892 HKD