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Radiant|Lab Grown|GIA

3.11ct E IF Radiant Lab Grown Diamond

ID • E/IF • GIA 1509312512

Certificate GIA 1509312512

Diamond specifications and retailer prices

From HK$19,559 HKD
$2,493 USD
As of October 30, 2026
Save HK$44,260 HKD (69%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$63,820 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 3.11ct lab-grown radiant diamond

This 3.11ct lab-grown radiant 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 stated by the retailer rather than the lab and certified by GIA 1509312512. Listed at 9 retailers as of October 29, 2026, with prices from HK$19,559 to HK$63,820, a HK$44,260 spread on the same certified stone. MOH London lists it at HK$63,820. 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

3.11
Carat
E
Colour
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1509312512
Dimensions9.81 × 7.22 × 5.04 mm
L/W Ratio1.36
Girdle conditionPolished
Cert comments
An additional inscription is present. This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
9.81 mm7.22 mm3.11 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1509312512
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.8%

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 30
Current: HK$63,820 HKD|Low: HK$15,636 HKD|High: HK$87,187 HKD|Avg: HK$45,233 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
October 29, 2026
Retailer 4HK$19,559 HKD
Retailer 7HK$21,285 HKD
Retailer 8HK$21,905 HKD
Retailer 5HK$22,690 HKD
Retailer 6HK$34,427 HKD
Retailer 9HK$43,164 HKD
Retailer 2HK$58,162 HKD
Retailer 10HK$58,282 HKD
Retailer 11HK$61,118 HKD
MOH LondonHK$63,820 HKD
Retailer 3HK$67,586 HKD

19 data points across 11 retailers

9 retailersHK$19,559 HKD to HK$63,820 HKD

A
Cheapest Retailer
-
HK$19,559 HKD
$2,493 USD
A
Retailer 2
-
HK$21,285 HKD
$2,713 USD
View
A
Retailer 3
-
HK$21,905 HKD
$2,792 USD
View
Final sale: no returns
A
Retailer 4
-
HK$22,690 HKD
$2,892 USD
View
B+
Retailer 5
-
HK$34,427 HKD
$4,388 USD
View
B+
Retailer 6
-
HK$43,164 HKD
£4,332 GBP
View
B+
Retailer 7
-
HK$58,162 HKD
ZAR 119,761 ZAR
View
B
Retailer 8
-
HK$58,282 HKD
$7,429 USD
View
Most Expensive
B
MOH London
1509312512 · Oct 29
HK$63,820 HKD
£6,405 GBP
View
8 more retailers have this diamond
Prices start from HK$19,559 HKDSave up to HK$44,260 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
3.11ct Radiant
HK$19,559 HKD