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Cushion|Lab Grown|IGI

3.00ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG807639350

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG807639350

Diamond specifications and retailer prices

From HK$12,655 HKD
As of October 29, 2026
Save HK$42,662 HKD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$59,917 HKD at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 3ct lab-grown cushion diamond

This 3ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807639350 or 807639350. Listed at 13 retailers as of October 28, 2026, with a 337% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.00
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807639350
Dimensions8.47 × 8.20 × 5.38 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.47 mm8.20 mm3.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807639350
Side View
Table 61.0%Crown 37.5°Girdle: STK-THKPavilion 37.5°Culet: NoneDepth 65.6%

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$59,917 HKD|Low: HK$12,655 HKD|High: HK$63,956 HKD|Avg: HK$32,017 HKD|+1.6%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 6HK$12,655 HKD
Retailer 12HK$13,763 HKD
Retailer 2HK$15,067 HKD
Retailer 9HK$15,693 HKD
Retailer 5HK$16,807 HKD
Retailer 11HK$23,555 HKD
Retailer 3HK$31,072 HKD
Retailer 10HK$38,724 HKD
Retailer 4HK$42,104 HKD
Retailer 7HK$53,026 HKD
Retailer 8HK$55,317 HKD
Novita DiamondsHK$59,917 HKD

42 data points across 12 retailers

13 retailersHK$12,655 HKD to HK$55,317 HKD

A
Cheapest Retailer
-
HK$12,655 HKD
A
Retailer 2
-
HK$13,763 HKD
$1,754 USD
View
A
Retailer 3
-
HK$15,067 HKD
£1,512 GBP
View
A
Retailer 4
-
HK$15,693 HKD
$2,000 USD
View
A
Retailer 5
-
HK$16,807 HKD
€2,040 EUR
View
A
Retailer 6
-
HK$23,555 HKD
$3,002 USD
View
A
Retailer 7
-
HK$31,072 HKD
$3,960 USD
View
Retailer 8
-
HK$38,724 HKD
£3,886 GBP
View
Price last confirmed 8 days ago
B+
Retailer 9
-
HK$42,104 HKD
$5,366 USD
View
Retailer 10
-
HK$44,966 HKD
$5,731 USD
View
Price last confirmed 59 days ago
B+
Retailer 11
-
HK$53,026 HKD
$6,758 USD
View
B+
Retailer 12
-
HK$55,317 HKD
$7,050 USD
View
Most Expensive
Novita Diamonds
cert_807639350 · Oct 8
HK$59,917 HKD
A$11,748 AUD
View
Price last confirmed 21 days ago
12 more retailers have this diamond
Prices start from HK$12,655 HKDSave up to HK$42,662 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 Cushion
HK$12,655 HKD