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Radiant|Lab Grown|IGI

3.17ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG689574932

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

Certificate IGI LG689574932

Diamond specifications and retailer prices

From HK$11,863 HKD
$1,512 USD
As of October 30, 2026
Save HK$36,533 HKD (75%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$48,395 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.17ct lab-grown radiant diamond

This 3.17ct 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 LG689574932 or 689574932. Listed at 17 retailers as of October 30, 2026, with prices from HK$11,863 to HK$48,395, a HK$36,533 spread on the same certified stone. Taylor and Hart lists it at HK$48,395. 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

3.17
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689574932
Dimensions10.67 × 7.17 × 4.79 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.67 mm7.17 mm3.17 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689574932
Side View
Table 63.0%Crown 36.5°Girdle: ThickPavilion 34.6°Culet: NoneDepth 66.8%

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$13,283 HKD|Low: HK$9,478 HKD|High: HK$45,994 HKD|Avg: HK$24,901 HKD|+40.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 12HK$11,863 HKD
Retailer 2HK$12,906 HKD
Retailer 1HK$13,283 HKD
Retailer 13HK$13,761 HKD
Retailer 11HK$15,103 HKD
Retailer 6HK$15,195 HKD
Retailer 7HK$19,439 HKD
Retailer 8HK$20,900 HKD
Retailer 4HK$33,240 HKD
Retailer 10HK$34,223 HKD
Retailer 5HK$37,546 HKD
Retailer 9HK$39,517 HKD
Retailer 3HK$45,994 HKD

43 data points across 13 retailers

17 retailersHK$11,863 HKD to HK$48,395 HKD

A
Cheapest Retailer
-
HK$11,863 HKD
$1,512 USD
A
Retailer 2
-
HK$12,906 HKD
$1,645 USD
View
A
Retailer 3
-
HK$13,283 HKD
$1,693 USD
View
Final sale: no returns
A
Retailer 4
-
HK$13,761 HKD
$1,754 USD
View
A
Retailer 5
-
HK$15,103 HKD
$1,925 USD
View
A
Retailer 6
-
HK$15,195 HKD
£1,525 GBP
View
A
Retailer 7
-
HK$15,867 HKD
View
A
Retailer 8
-
HK$19,439 HKD
£1,951 GBP
View
Retailer 9
-
HK$20,900 HKD
€2,537 EUR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
HK$26,683 HKD
$3,401 USD
View
B+
Retailer 11
-
HK$33,240 HKD
£3,336 GBP
View
B+
Retailer 12
-
HK$34,223 HKD
$4,362 USD
View
B+
Retailer 13
-
HK$37,546 HKD
$4,786 USD
View
B+
Retailer 14
-
HK$39,517 HKD
£3,966 GBP
View
B+
Retailer 15
-
HK$42,222 HKD
$5,381 USD
View
B
Retailer 16
-
HK$45,994 HKD
SGD 7,922 SGD
View
Most Expensive
B
Taylor and Hart
FYNEG0S · Oct 30
HK$48,395 HKD
$6,168 USD
View
16 more retailers have this diamond
Prices start from HK$11,863 HKDSave up to HK$36,533 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
3.17ct Radiant
HK$11,863 HKD