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Radiant|Lab Grown|IGI

1.87ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG825661174

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

Certificate IGI LG825661174

Diamond specifications and retailer prices

From HK$5,225 HKD
$666 USD
As of October 30, 2026
Save HK$27,021 HKD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$35,619 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.87ct lab-grown radiant diamond

This 1.87ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825661174 or 825661174. Listed at 20 retailers as of October 30, 2026, with a 517% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825661174
Dimensions8.33 × 6.33 × 4.21 mm
L/W Ratio1.32
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
8.33 mm6.33 mm1.87 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825661174
Side View
Table 63.0%Crown 41.5°Girdle: Slightly ThickPavilion 36.7°Culet: NoneDepth 66.5%

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$35,619 HKD|Low: HK$5,225 HKD|High: HK$43,779 HKD|Avg: HK$16,996 HKD|-2.2%
Rare Carat
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
November 1, 2026
Retailer 5HK$5,225 HKD
Retailer 9HK$6,426 HKD
Retailer 15HK$6,669 HKD
Retailer 11HK$8,757 HKD
Retailer 4HK$8,873 HKD
Retailer 2HK$8,968 HKD
Retailer 14HK$9,937 HKD
Retailer 3HK$12,522 HKD
Retailer 17HK$13,024 HKD
Retailer 16HK$16,859 HKD
Retailer 10HK$17,480 HKD
Retailer 8HK$18,207 HKD
Retailer 6HK$18,707 HKD
Retailer 7HK$19,065 HKD
Retailer 13HK$25,239 HKD
Retailer 12HK$32,246 HKD
Rare CaratHK$35,619 HKD

35 data points across 17 retailers

20 retailersHK$5,225 HKD to HK$32,246 HKD

A
Cheapest Retailer
-
HK$5,225 HKD
$666 USD
Final sale: no returns
Retailer 2
-
HK$5,312 HKD
$677 USD
View
Price last confirmed 24 days ago
Retailer 3
-
HK$6,025 HKD
$768 USD
View
Price last confirmed 35 days ago
Retailer 4
-
HK$6,167 HKD
$786 USD
View
Price last confirmed 24 days ago
A
Retailer 5
-
HK$6,669 HKD
$850 USD
View
A
Retailer 6
-
HK$8,757 HKD
€1,063 EUR
View
A
Retailer 7
-
HK$8,873 HKD
$1,131 USD
View
A
Retailer 8
-
HK$8,968 HKD
£900 GBP
View
A
Retailer 9
-
HK$9,937 HKD
ZAR 20,462 ZAR
View
B+
Retailer 10
-
HK$12,522 HKD
$1,596 USD
View
B+
Retailer 11
-
HK$13,024 HKD
$1,660 USD
View
B+
Retailer 12
-
HK$16,859 HKD
£1,692 GBP
View
Retailer 13
-
HK$17,331 HKD
$2,209 USD
View
Price last confirmed 24 days ago
B+
Retailer 14
-
HK$17,480 HKD
$2,228 USD
View
B+
Retailer 15
-
HK$18,207 HKD
SGD 3,136 SGD
View
B+
Retailer 16
-
HK$18,707 HKD
$2,384 USD
View
B
Retailer 17
-
HK$19,065 HKD
$2,430 USD
View
B
Retailer 18
-
HK$25,239 HKD
£2,533 GBP
View
B
Retailer 19
-
HK$32,246 HKD
$4,110 USD
View
Most Expensive
Rare Carat
PD-244603 · Oct 21
HK$35,619 HKD
$4,540 USD
View
Price last confirmed 11 days ago
19 more retailers have this diamond
Prices start from HK$5,225 HKDSave up to HK$27,021 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
1.87ct Radiant
HK$5,225 HKD