CaratHunter
Plans
Cushion|Lab Grown|IGI

3.08ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG720536037

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

Certificate IGI LG720536037

Diamond specifications and retailer prices

From HK$11,478 HKD
$1,463 USD
As of October 29, 2026
Save HK$68,862 HKD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$80,340 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.08ct lab-grown cushion diamond

This 3.08ct 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 LG720536037 or 720536037. Listed at 15 retailers as of October 29, 2026, with prices from HK$11,478 to HK$80,340, a HK$68,862 spread on the same certified stone. Brilliant Earth lists it at HK$80,340. 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

3.08
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle32.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720536037
Dimensions8.15 × 8.13 × 5.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.15 mm8.13 mm3.08 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720536037
Side View
Table 62.0%Crown 34.1°Girdle: THK-VTKPavilion 32.9°Culet: NoneDepth 64.7%

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$80,340 HKD|Low: HK$11,478 HKD|High: HK$80,340 HKD|Avg: HK$27,193 HKD
Brilliant Earth
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
Retailer 15
October 31, 2026
Retailer 4HK$11,478 HKD
Retailer 7HK$12,435 HKD
Retailer 10HK$13,259 HKD
Retailer 12HK$14,279 HKD
Retailer 2HK$16,760 HKD
Retailer 13HK$18,806 HKD
Retailer 9HK$22,589 HKD
Retailer 14HK$24,604 HKD
Retailer 3HK$26,896 HKD
Retailer 8HK$27,608 HKD
Retailer 15HK$28,696 HKD
Retailer 6HK$34,113 HKD
Retailer 11HK$38,252 HKD
Retailer 5HK$41,750 HKD
Brilliant EarthHK$80,340 HKD

43 data points across 15 retailers

15 retailersHK$11,478 HKD to HK$80,340 HKD

A
Cheapest Retailer
-
HK$11,478 HKD
$1,463 USD
Final sale: no returns
Retailer 2
-
HK$12,435 HKD
$1,585 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
HK$13,259 HKD
$1,690 USD
View
A
Retailer 4
-
HK$14,279 HKD
$1,820 USD
View
A
Retailer 5
-
HK$16,760 HKD
£1,682 GBP
View
A
Retailer 6
-
HK$18,806 HKD
$2,397 USD
View
A
Retailer 7
-
HK$22,589 HKD
€2,742 EUR
View
A
Retailer 8
-
HK$24,604 HKD
$3,136 USD
View
Retailer 9
-
HK$26,896 HKD
A$5,274 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
-
HK$27,608 HKD
ZAR 56,847 ZAR
View
A
Retailer 11
-
HK$28,696 HKD
£2,880 GBP
View
A
Retailer 12
-
HK$34,113 HKD
$4,348 USD
View
B+
Retailer 13
-
HK$38,252 HKD
£3,839 GBP
View
B+
Retailer 14
-
HK$41,750 HKD
$5,321 USD
View
Most Expensive
B
Brilliant Earth
21027018A · Oct 29
HK$80,340 HKD
$10,240 USD
View
14 more retailers have this diamond
Prices start from HK$11,478 HKDSave up to HK$68,862 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
3.08ct Cushion
HK$11,478 HKD