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Radiant|Lab Grown|IGI

1.85ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG790611631

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

Certificate IGI LG790611631

Diamond specifications and retailer prices

From HK$6,708 HKD
$855 USD
As of October 30, 2026
Save HK$39,895 HKD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$46,603 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.85ct lab-grown radiant diamond

This 1.85ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611631 or 790611631. Listed at 23 retailers as of October 29, 2026, with prices from HK$6,708 to HK$46,603, a HK$39,895 spread on the same certified stone. Brilliant Earth lists it at HK$46,603. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611631
Dimensions8.90 × 6.10 × 4.04 mm
L/W Ratio1.46
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
8.90 mm6.10 mm1.85 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611631
Side View
Table 64.0%Crown 42.4°Girdle: MediumPavilion 35°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$46,603 HKD|Low: HK$6,708 HKD|High: HK$46,917 HKD|Avg: HK$19,867 HKD|-0.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 4HK$6,708 HKD
Retailer 14HK$7,297 HKD
Retailer 8HK$7,500 HKD
Retailer 21HK$7,783 HKD
Retailer 19HK$9,038 HKD
Retailer 17HK$9,140 HKD
Retailer 5HK$9,697 HKD
Retailer 13HK$11,860 HKD
Retailer 2HK$12,373 HKD
Retailer 15HK$12,506 HKD
Retailer 9HK$12,514 HKD
Retailer 6HK$12,906 HKD
Retailer 16HK$14,300 HKD
Retailer 22HK$17,880 HKD
Retailer 3HK$21,522 HKD
Retailer 20HK$21,874 HKD
Retailer 12HK$24,337 HKD
Retailer 10HK$25,759 HKD
Retailer 11HK$26,144 HKD
Retailer 7HK$26,976 HKD
Retailer 18HK$29,205 HKD
Brilliant EarthHK$46,603 HKD

38 data points across 22 retailers

23 retailersHK$6,708 HKD to HK$46,603 HKD

A
Cheapest Retailer
-
HK$6,708 HKD
$855 USD
A
Retailer 2
-
HK$7,297 HKD
$930 USD
View
A
Retailer 3
-
HK$7,500 HKD
$956 USD
View
Final sale: no returns
A
Retailer 4
-
HK$7,783 HKD
$992 USD
View
A
Retailer 5
-
HK$9,038 HKD
View
A
Retailer 6
-
HK$9,140 HKD
$1,165 USD
View
A
Retailer 7
-
HK$9,697 HKD
$1,236 USD
View
B+
Retailer 8
-
HK$11,860 HKD
£1,190 GBP
View
B+
Retailer 9
-
HK$12,373 HKD
€1,502 EUR
View
Retailer 10
-
HK$12,506 HKD
$1,594 USD
View
Price last confirmed 19 days ago
B+
Retailer 11
-
HK$12,514 HKD
$1,595 USD
View
B+
Retailer 12
-
HK$12,906 HKD
$1,645 USD
View
B+
Retailer 13
-
HK$14,300 HKD
ZAR 29,446 ZAR
View
B
Retailer 14
-
HK$17,880 HKD
$2,279 USD
View
B
Retailer 15
-
HK$21,522 HKD
£2,160 GBP
View
B+
Retailer 16
-
HK$21,874 HKD
$2,788 USD
View
B+
Retailer 17
-
HK$23,043 HKD
$2,937 USD
View
B+
Retailer 18
-
HK$24,337 HKD
$3,102 USD
View
B
Retailer 19
-
HK$25,759 HKD
$3,283 USD
View
B
Retailer 20
-
HK$26,144 HKD
SGD 4,503 SGD
View
B
Retailer 21
-
HK$26,976 HKD
$3,438 USD
View
B
Retailer 22
-
HK$29,205 HKD
£2,931 GBP
View
Most Expensive
B
Brilliant Earth
19074537A · Oct 29
HK$46,603 HKD
$5,940 USD
View
22 more retailers have this diamond
Prices start from HK$6,708 HKDSave up to HK$39,895 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
1.85ct Radiant
HK$6,708 HKD