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Radiant|Lab Grown|IGI

3.17ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG771633522

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

Certificate IGI LG771633522

Diamond specifications and retailer prices

From HK$8,481 HKD
$1,081 USD
As of October 30, 2026
Save HK$66,838 HKD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$75,319 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.17ct lab-grown radiant diamond

This 3.17ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG771633522 or 771633522. Listed at 22 retailers as of October 30, 2026, with prices from HK$8,481 to HK$75,319, a HK$66,838 spread on the same certified stone. Do Amore Diamonds lists it at HK$75,319. 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
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771633522
Dimensions7.36 × 7.36 × 4.87 mm
L/W Ratio1.00
Culet sizePointed
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
7.36 mm7.36 mm3.17 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771633522
Side View
Table 63.0%Crown 39.7°Girdle: MediumPavilion 35.7°Culet: NoneDepth 66.2%

Caratlytics Score

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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$75,319 HKD|Low: HK$8,481 HKD|High: HK$75,319 HKD|Avg: HK$25,614 HKD
Do Amore Diamonds
Retailer 2
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Retailer 21
October 31, 2026
Retailer 21HK$8,481 HKD
Retailer 19HK$9,227 HKD
Retailer 10HK$9,501 HKD
Retailer 4HK$9,839 HKD
Retailer 17HK$11,219 HKD
Retailer 7HK$12,498 HKD
Retailer 13HK$15,631 HKD
Retailer 11HK$15,668 HKD
Retailer 8HK$18,940 HKD
Retailer 20HK$19,144 HKD
Retailer 5HK$20,360 HKD
Retailer 18HK$24,509 HKD
Retailer 15HK$25,222 HKD
Retailer 6HK$26,185 HKD
Retailer 3HK$28,496 HKD
Retailer 16HK$35,083 HKD
Retailer 12HK$37,964 HKD
Retailer 9HK$38,572 HKD
Retailer 14HK$43,112 HKD
Retailer 2HK$54,750 HKD
Do Amore DiamondsHK$75,319 HKD

43 data points across 21 retailers

22 retailersHK$8,481 HKD to HK$75,319 HKD

A
Cheapest Retailer
-
HK$8,481 HKD
$1,081 USD
A
Retailer 2
-
HK$9,227 HKD
$1,176 USD
View
A
Retailer 3
-
HK$9,501 HKD
$1,211 USD
View
Final sale: no returns
A
Retailer 4
-
HK$9,839 HKD
$1,254 USD
View
A
Retailer 5
-
HK$11,219 HKD
$1,430 USD
View
A
Retailer 6
-
HK$12,498 HKD
$1,593 USD
View
A
Retailer 7
-
HK$15,631 HKD
£1,569 GBP
View
A
Retailer 8
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HK$15,668 HKD
$1,997 USD
View
A
Retailer 9
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HK$18,940 HKD
$2,414 USD
View
A
Retailer 10
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HK$19,144 HKD
$2,440 USD
View
A
Retailer 11
-
HK$20,360 HKD
$2,595 USD
View
Retailer 12
-
HK$24,509 HKD
A$4,806 AUD
View
Price last confirmed 9 days ago
A
Retailer 13
-
HK$25,222 HKD
ZAR 51,934 ZAR
View
A
Retailer 14
-
HK$26,185 HKD
£2,628 GBP
View
A
Retailer 15
-
HK$28,496 HKD
$3,632 USD
View
B+
Retailer 16
-
HK$35,083 HKD
£3,521 GBP
View
B+
Retailer 17
-
HK$37,964 HKD
SGD 6,539 SGD
View
B+
Retailer 18
-
HK$38,572 HKD
$4,916 USD
View
Retailer 19
-
HK$43,112 HKD
$5,495 USD
View
Price last confirmed 26 days ago
B
Retailer 20
-
HK$54,750 HKD
A$10,736 AUD
View
B
Retailer 21
-
HK$67,551 HKD
$8,610 USD
View
Most Expensive
B
Do Amore Diamonds
27-C6E586AF3 · Oct 31
HK$75,319 HKD
$9,600 USD
View
21 more retailers have this diamond
Prices start from HK$8,481 HKDSave up to HK$66,838 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$8,481 HKD