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Oval|Lab Grown|IGI

3.00ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG821666557

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG821666557

Diamond specifications and retailer prices

From HK$3,240 HKD
$413 USD
As of October 29, 2026
Save HK$11,596 HKD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$14,836 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown oval diamond

This 3ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG821666557 or 821666557. Listed at 16 retailers as of October 29, 2026, with prices from HK$3,240 to HK$14,836, a HK$11,596 spread on the same certified stone. MOH London lists it at HK$14,836. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821666557
Dimensions11.63 × 8.05 × 5.04 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.63 mm8.05 mm3.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821666557
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.6%

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$14,836 HKD|Low: HK$3,107 HKD|High: HK$14,936 HKD|Avg: HK$7,003 HKD|-0.5%
MOH London
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
October 31, 2026
Retailer 10HK$3,240 HKD
Retailer 4HK$3,625 HKD
Retailer 12HK$3,625 HKD
Retailer 6HK$4,017 HKD
Retailer 13HK$4,017 HKD
Retailer 8HK$4,944 HKD
Retailer 7HK$5,178 HKD
Retailer 14HK$6,339 HKD
Retailer 5HK$6,379 HKD
Retailer 2HK$6,556 HKD
Retailer 9HK$11,266 HKD
Retailer 3HK$12,914 HKD
Retailer 11HK$14,696 HKD
MOH LondonHK$14,836 HKD

42 data points across 14 retailers

16 retailersHK$3,240 HKD to HK$14,836 HKD

A
Cheapest Retailer
-
HK$3,240 HKD
$413 USD
A
Retailer 2
-
HK$3,625 HKD
$462 USD
View
A
Retailer 3
-
HK$3,625 HKD
$462 USD
View
Final sale: no returns
A
Retailer 4
-
HK$4,017 HKD
$512 USD
View
A
Retailer 5
-
HK$4,017 HKD
$512 USD
View
Retailer 6
-
HK$4,944 HKD
£496 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
HK$5,178 HKD
$660 USD
View
B+
Retailer 8
-
HK$6,339 HKD
$808 USD
View
A
Retailer 9
-
HK$6,379 HKD
$813 USD
View
A
Retailer 10
-
HK$6,556 HKD
£658 GBP
View
B+
Retailer 11
-
HK$7,752 HKD
$988 USD
View
B
Retailer 12
-
HK$11,266 HKD
$1,436 USD
View
B+
Retailer 13
-
HK$12,914 HKD
$1,646 USD
View
B+
Retailer 14
-
HK$13,184 HKD
$1,680 USD
View
B
Retailer 15
-
HK$14,696 HKD
$1,873 USD
View
Most Expensive
B
MOH London
LG821666557 · Oct 29
HK$14,836 HKD
£1,489 GBP
View
15 more retailers have this diamond
Prices start from HK$3,240 HKDSave up to HK$11,596 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
3.00ct Oval
HK$3,240 HKD