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Round|Lab Grown|IGI

3.94ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818654313

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818654313

Diamond specifications and retailer prices

From HK$16,688 HKD
$2,127 USD
As of October 29, 2026
Save HK$91,347 HKD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$108,035 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.94ct lab-grown round diamond

This 3.94ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654313 or 818654313. Listed at 19 retailers as of October 29, 2026, with prices from HK$16,688 to HK$108,035, a HK$91,347 spread on the same certified stone. Brilliant Earth lists it at HK$108,035. 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

3.94
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654313
Dimensions10.14 × 10.05 × 6.21 mm
L/W Ratio1.01
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
10.14 mm10.05 mm3.94 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654313
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.5%

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$108,035 HKD|Low: HK$18,155 HKD|High: HK$130,239 HKD|Avg: HK$49,293 HKD|-17.0%
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
October 30, 2026
Retailer 13HK$18,155 HKD
Retailer 10HK$20,673 HKD
Retailer 2HK$26,536 HKD
Retailer 3HK$30,261 HKD
Retailer 9HK$30,876 HKD
Retailer 12HK$31,006 HKD
Retailer 7HK$44,954 HKD
Retailer 11HK$50,275 HKD
Retailer 4HK$51,821 HKD
Retailer 8HK$52,809 HKD
Retailer 5HK$65,118 HKD
Retailer 14HK$67,689 HKD
Retailer 6HK$71,302 HKD
Brilliant EarthHK$108,035 HKD

32 data points across 14 retailers

19 retailersHK$16,688 HKD to HK$108,035 HKD

A
Cheapest Retailer
-
HK$16,688 HKD
$2,127 USD
A
Retailer 2
-
HK$18,155 HKD
$2,314 USD
View
A
Retailer 3
-
HK$18,688 HKD
$2,382 USD
View
Final sale: no returns
A
Retailer 4
-
HK$19,355 HKD
$2,467 USD
View
Retailer 5
-
HK$20,281 HKD
$2,585 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
HK$20,673 HKD
$2,635 USD
View
A
Retailer 7
-
HK$26,536 HKD
£2,663 GBP
View
A
Retailer 8
-
HK$26,613 HKD
$3,392 USD
View
B+
Retailer 9
-
HK$30,261 HKD
$3,857 USD
View
B+
Retailer 10
-
HK$30,876 HKD
€3,748 EUR
View
B+
Retailer 11
-
HK$31,006 HKD
$3,952 USD
View
B+
Retailer 12
-
HK$44,954 HKD
ZAR 92,565 ZAR
View
B+
Retailer 13
-
HK$50,275 HKD
$6,408 USD
View
B+
Retailer 14
-
HK$51,821 HKD
$6,605 USD
View
B+
Retailer 15
-
HK$52,809 HKD
£5,300 GBP
View
B+
Retailer 16
-
HK$65,118 HKD
SGD 11,216 SGD
View
B+
Retailer 17
-
HK$67,689 HKD
$8,628 USD
View
B+
Retailer 18
-
HK$71,302 HKD
$9,088 USD
View
Most Expensive
B
Brilliant Earth
21433882A · Oct 30
HK$108,035 HKD
$13,770 USD
View
18 more retailers have this diamond
Prices start from HK$16,688 HKDSave up to HK$91,347 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
3.94ct Round
HK$16,688 HKD