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Oval|Lab Grown|IGI

3.91ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG813688755

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG813688755

Diamond specifications and retailer prices

From HK$4,692 HKD
$598 USD
As of October 29, 2026
Save HK$31,108 HKD (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$35,800 HKD at Frank Darling · As of October 29, 2026
View at Frank Darling

About this 3.91ct lab-grown oval diamond

This 3.91ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813688755 or 813688755. Listed at 7 retailers as of October 29, 2026, with prices from HK$4,692 to HK$35,800, a HK$31,108 spread on the same certified stone. Frank Darling lists it at HK$35,800. 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

3.91
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813688755
Dimensions12.62 × 8.92 × 5.53 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.62 mm8.92 mm3.91 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813688755
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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$35,800 HKD|Low: HK$3,303 HKD|High: HK$36,718 HKD|Avg: HK$13,842 HKD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 28, 2026
Retailer 2HK$4,692 HKD
Retailer 10HK$5,123 HKD
Retailer 13HK$6,198 HKD
Retailer 7HK$6,528 HKD
Retailer 5HK$7,320 HKD
Retailer 11HK$8,631 HKD
Retailer 9HK$9,587 HKD
Retailer 4HK$11,627 HKD
Retailer 3HK$12,247 HKD
Retailer 8HK$17,794 HKD
Retailer 6HK$27,695 HKD
Frank DarlingHK$35,800 HKD
Retailer 12HK$36,718 HKD

22 data points across 13 retailers

7 retailersHK$4,692 HKD to HK$35,800 HKD

A
Cheapest Retailer
-
HK$4,692 HKD
$598 USD
Final sale: no returns
B+
Retailer 2
-
HK$6,528 HKD
$832 USD
View
Retailer 3
-
HK$9,587 HKD
$1,222 USD
View
Price last confirmed 17 days ago
Retailer 4
-
HK$12,247 HKD
$1,561 USD
View
Price last confirmed 44 days ago
Retailer 5
-
HK$17,794 HKD
$2,268 USD
View
Price last confirmed 22 days ago
B
Retailer 6
-
HK$27,695 HKD
$3,530 USD
View
Most Expensive
B
Frank Darling
100767817846KD · Oct 29
HK$35,800 HKD
$4,563 USD
View
6 more retailers have this diamond
Prices start from HK$4,692 HKDSave up to HK$31,108 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
3.91ct Oval
HK$4,692 HKD