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Radiant|Lab Grown|IGI

3.19ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG689574863

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG689574863

Diamond specifications and retailer prices

From HK$13,314 HKD
$1,697 USD
As of October 30, 2026
Save HK$69,223 HKD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$82,537 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.19ct lab-grown radiant diamond

This 3.19ct 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 and certified by IGI LG689574863 or 689574863. Listed at 18 retailers as of October 29, 2026, with prices from HK$13,314 to HK$82,537, a HK$69,223 spread on the same certified stone. Brilliant Earth lists it at HK$82,537. 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

3.19
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689574863
Dimensions10.99 × 7.34 × 4.72 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.99 mm7.34 mm3.19 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689574863
Side View
Table 63.0%Crown 40°Girdle: MediumPavilion 34.7°Culet: NoneDepth 64.3%

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$82,537 HKD|Low: HK$10,670 HKD|High: HK$82,537 HKD|Avg: HK$36,363 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 30, 2026
Retailer 10HK$16,303 HKD
Retailer 12HK$16,790 HKD
Retailer 14HK$20,185 HKD
Retailer 5HK$21,042 HKD
Retailer 2HK$23,440 HKD
Retailer 11HK$25,530 HKD
Retailer 9HK$25,604 HKD
Retailer 13HK$28,480 HKD
Retailer 3HK$35,273 HKD
Retailer 7HK$46,306 HKD
Retailer 8HK$48,754 HKD
Retailer 4HK$49,439 HKD
Retailer 15HK$58,546 HKD
Retailer 6HK$59,719 HKD
Brilliant EarthHK$82,537 HKD

42 data points across 15 retailers

18 retailersHK$13,314 HKD to HK$82,537 HKD

A
Cheapest Retailer
-
HK$13,314 HKD
$1,697 USD
A
Retailer 2
-
HK$14,483 HKD
$1,846 USD
View
A
Retailer 3
-
HK$15,448 HKD
$1,969 USD
View
A
Retailer 4
-
HK$16,303 HKD
$2,078 USD
View
Final sale: no returns
A
Retailer 5
-
HK$16,790 HKD
$2,140 USD
View
A
Retailer 6
-
HK$20,185 HKD
View
A
Retailer 7
-
HK$21,042 HKD
$2,682 USD
View
A
Retailer 8
-
HK$23,440 HKD
£2,352 GBP
View
A
Retailer 9
-
HK$25,530 HKD
$3,254 USD
View
Retailer 10
-
HK$25,604 HKD
€3,108 EUR
View
Price last confirmed 8 days ago
B+
Retailer 11
-
HK$28,480 HKD
$3,630 USD
View
B+
Retailer 12
-
HK$35,273 HKD
£3,540 GBP
View
B+
Retailer 13
-
HK$46,306 HKD
$5,902 USD
View
B+
Retailer 14
-
HK$48,754 HKD
£4,893 GBP
View
B
Retailer 15
-
HK$49,439 HKD
$6,301 USD
View
B
Retailer 16
-
HK$58,546 HKD
SGD 10,084 SGD
View
B
Retailer 17
-
HK$59,719 HKD
$7,612 USD
View
Most Expensive
B
Brilliant Earth
16979789Y · Oct 29
HK$82,537 HKD
$10,520 USD
View
17 more retailers have this diamond
Prices start from HK$13,314 HKDSave up to HK$69,223 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
3.19ct Radiant
HK$13,314 HKD