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Oval|Lab Grown|IGI

3.97ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG809682705

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG809682705

Diamond specifications and retailer prices

From HK$4,762 HKD
$607 USD
As of October 29, 2026
Save HK$31,587 HKD (87%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$36,349 HKD at Frank Darling · As of October 28, 2026
View at Frank Darling

About this 3.97ct lab-grown oval diamond

This 3.97ct 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 LG809682705 or 809682705. Listed at 7 retailers as of October 28, 2026, with prices from HK$4,762 to HK$36,349, a HK$31,587 spread on the same certified stone. Frank Darling lists it at HK$36,349. 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

3.97
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809682705
Dimensions12.23 × 8.98 × 12.23 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.23 mm8.98 mm3.97 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809682705
Side View
Table 61.0%Crown 36.7°Girdle: MED-THKPavilion 40.7°Culet: NoneDepth 63.1%

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$36,349 HKD|Low: HK$3,358 HKD|High: HK$36,356 HKD|Avg: HK$15,418 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$4,762 HKD
Retailer 13HK$6,041 HKD
Retailer 7HK$6,614 HKD
Retailer 9HK$8,375 HKD
Retailer 11HK$12,483 HKD
Retailer 12HK$14,109 HKD
Retailer 10HK$15,307 HKD
Retailer 3HK$16,961 HKD
Retailer 4HK$17,797 HKD
Retailer 8HK$18,069 HKD
Retailer 5HK$22,775 HKD
Retailer 6HK$27,695 HKD
Frank DarlingHK$36,349 HKD

12 data points across 13 retailers

7 retailersHK$4,762 HKD to HK$36,349 HKD

A
Cheapest Retailer
-
HK$4,762 HKD
$607 USD
Final sale: no returns
B+
Retailer 2
-
HK$6,614 HKD
$843 USD
View
Retailer 3
-
HK$12,483 HKD
$1,591 USD
View
Price last confirmed 44 days ago
Retailer 4
-
HK$18,069 HKD
$2,303 USD
View
Price last confirmed 22 days ago
Retailer 5
-
HK$22,775 HKD
A$4,466 AUD
View
Price last confirmed 119 days ago
B
Retailer 6
-
HK$27,695 HKD
$3,530 USD
View
Most Expensive
B
Frank Darling
100757309820KD · Oct 28
HK$36,349 HKD
$4,633 USD
View
6 more retailers have this diamond
Prices start from HK$4,762 HKDSave up to HK$31,587 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
3.97ct Oval
HK$4,762 HKD