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Cushion|Lab Grown|IGI

3.10ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG828681233

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG828681233

Diamond specifications and retailer prices

From HK$22,395 HKD
As of October 30, 2026
Save HK$81,561 HKD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$103,956 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828681233 or 828681233. Listed at 12 retailers as of October 30, 2026, with prices from HK$22,395 to HK$103,956, a HK$81,561 spread on the same certified stone. Brilliant Earth lists it at HK$103,956. 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

3.10
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828681233
Dimensions9.70 × 7.84 × 5.15 mm
L/W Ratio1.24
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
9.70 mm7.84 mm3.10 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828681233
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 65.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$103,956 HKD|Low: HK$22,395 HKD|High: HK$104,034 HKD|Avg: HK$51,983 HKD|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 10HK$22,395 HKD
Retailer 2HK$25,289 HKD
Retailer 6HK$25,875 HKD
Retailer 4HK$28,966 HKD
Retailer 5HK$29,294 HKD
Retailer 11HK$42,684 HKD
Retailer 7HK$49,522 HKD
Retailer 3HK$50,297 HKD
Retailer 12HK$52,401 HKD
Retailer 9HK$64,319 HKD
Retailer 8HK$71,113 HKD
Brilliant EarthHK$103,956 HKD

22 data points across 12 retailers

12 retailersHK$22,395 HKD to HK$103,956 HKD

A
Cheapest Retailer
-
HK$22,395 HKD
A
Retailer 2
-
HK$25,289 HKD
£2,538 GBP
View
A
Retailer 3
-
HK$25,875 HKD
$3,298 USD
View
A
Retailer 4
-
HK$28,966 HKD
$3,692 USD
View
A
Retailer 5
-
HK$29,294 HKD
€3,556 EUR
View
B+
Retailer 6
-
HK$42,684 HKD
ZAR 87,891 ZAR
View
B+
Retailer 7
-
HK$49,522 HKD
$6,312 USD
View
B+
Retailer 8
-
HK$50,297 HKD
$6,411 USD
View
B+
Retailer 9
-
HK$52,401 HKD
£5,259 GBP
View
B+
Retailer 10
-
HK$64,319 HKD
$8,198 USD
View
B
Retailer 11
-
HK$71,113 HKD
$9,064 USD
View
Most Expensive
B
Brilliant Earth
21765376A · Oct 31
HK$103,956 HKD
$13,250 USD
View
11 more retailers have this diamond
Prices start from HK$22,395 HKDSave up to HK$81,561 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
3.10ct Cushion
HK$22,395 HKD