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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 $1,093 SGD
$855 USD
As of October 30, 2026
Save $6,501 SGD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,594 SGD 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 $1,093 to $7,594, a $6,501 spread on the same certified stone. Brilliant Earth lists it at $7,594. 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: $7,594 SGD|Low: $1,093 SGD|High: $7,645 SGD|Avg: $3,237 SGD|-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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 4$1,093 SGD
Retailer 14$1,189 SGD
Retailer 8$1,222 SGD
Retailer 21$1,268 SGD
Retailer 19$1,473 SGD
Retailer 17$1,489 SGD
Retailer 5$1,580 SGD
Retailer 13$1,932 SGD
Retailer 2$2,016 SGD
Retailer 15$2,038 SGD
Retailer 9$2,039 SGD
Retailer 6$2,103 SGD
Retailer 16$2,330 SGD
Retailer 22$2,913 SGD
Retailer 3$3,507 SGD
Retailer 20$3,564 SGD
Retailer 12$3,966 SGD
Retailer 10$4,197 SGD
Retailer 11$4,260 SGD
Retailer 7$4,396 SGD
Retailer 18$4,759 SGD
Brilliant Earth$7,594 SGD

38 data points across 22 retailers

23 retailers$1,093 SGD to $7,594 SGD

A
Cheapest Retailer
-
$1,093 SGD
$855 USD
A
Retailer 2
-
$1,189 SGD
$930 USD
View
A
Retailer 3
-
$1,222 SGD
$956 USD
View
Final sale: no returns
A
Retailer 4
-
$1,268 SGD
$992 USD
View
A
Retailer 5
-
$1,473 SGD
HK$9,000 HKD
View
A
Retailer 6
-
$1,489 SGD
$1,165 USD
View
A
Retailer 7
-
$1,580 SGD
$1,236 USD
View
B+
Retailer 8
-
$1,932 SGD
£1,190 GBP
View
B+
Retailer 9
-
$2,016 SGD
€1,502 EUR
View
Retailer 10
-
$2,038 SGD
$1,594 USD
View
Price last confirmed 19 days ago
B+
Retailer 11
-
$2,039 SGD
$1,595 USD
View
B+
Retailer 12
-
$2,103 SGD
$1,645 USD
View
B+
Retailer 13
-
$2,330 SGD
ZAR 29,446 ZAR
View
B
Retailer 14
-
$2,913 SGD
$2,279 USD
View
B
Retailer 15
-
$3,507 SGD
£2,160 GBP
View
B+
Retailer 16
-
$3,564 SGD
$2,788 USD
View
B+
Retailer 17
-
$3,755 SGD
$2,937 USD
View
B+
Retailer 18
-
$3,966 SGD
$3,102 USD
View
B
Retailer 19
-
$4,197 SGD
$3,283 USD
View
B
Retailer 20
-
$4,260 SGD
View
B
Retailer 21
-
$4,396 SGD
$3,438 USD
View
B
Retailer 22
-
$4,759 SGD
£2,931 GBP
View
Most Expensive
B
Brilliant Earth
19074537A · Oct 29
$7,594 SGD
$5,940 USD
View
22 more retailers have this diamond
Prices start from $1,093 SGDSave up to $6,501 SGD

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
$1,093 SGD