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Round|Lab Grown|IGI

1.91ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG799648087

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799648087

Diamond specifications and retailer prices

From HK$3,884 HKD
$495 USD
As of October 29, 2026
Save HK$24,204 HKD (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$28,088 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.91ct lab-grown round diamond

This 1.91ct lab-grown round 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 LG799648087 or 799648087. Listed at 23 retailers as of October 29, 2026, with prices from HK$3,884 to HK$28,088, a HK$24,204 spread on the same certified stone. Brilliant Earth lists it at HK$28,088. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799648087
Dimensions8.15 × 8.02 × 4.84 mm
L/W Ratio1.02
Girdle conditionFaceted
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
8.15 mm8.02 mm1.91 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799648087
Side View
Table 59.0%Crown 33.3°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: HK$28,088 HKD|Low: HK$3,884 HKD|High: HK$33,580 HKD|Avg: HK$12,055 HKD|-16.4%
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
October 30, 2026
Retailer 6HK$3,884 HKD
Retailer 19HK$4,347 HKD
Retailer 16HK$4,511 HKD
Retailer 10HK$4,817 HKD
Retailer 14HK$5,210 HKD
Retailer 17HK$5,924 HKD
Retailer 8HK$6,763 HKD
Retailer 21HK$7,493 HKD
Retailer 2HK$7,987 HKD
Retailer 13HK$7,991 HKD
Retailer 15HK$8,277 HKD
Retailer 4HK$11,204 HKD
Retailer 5HK$11,949 HKD
Retailer 11HK$12,671 HKD
Retailer 9HK$15,693 HKD
Retailer 7HK$16,564 HKD
Retailer 3HK$16,884 HKD
Retailer 20HK$17,237 HKD
Retailer 18HK$20,127 HKD
Retailer 12HK$27,342 HKD
Brilliant EarthHK$28,088 HKD

24 data points across 21 retailers

23 retailersHK$3,884 HKD to HK$28,088 HKD

A+
Cheapest Retailer
-
HK$3,884 HKD
$495 USD
A
Retailer 2
-
HK$4,347 HKD
$554 USD
View
A
Retailer 3
-
HK$4,511 HKD
$575 USD
View
Final sale: no returns
A
Retailer 4
-
HK$4,817 HKD
$614 USD
View
Retailer 5
-
HK$5,210 HKD
$664 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
HK$5,924 HKD
$755 USD
View
A
Retailer 7
-
HK$6,763 HKD
$862 USD
View
A
Retailer 8
-
HK$7,493 HKD
$955 USD
View
A
Retailer 9
-
HK$7,987 HKD
£802 GBP
View
A
Retailer 10
-
HK$7,991 HKD
€970 EUR
View
A
Retailer 11
-
HK$8,277 HKD
ZAR 17,043 ZAR
View
B+
Retailer 12
-
HK$11,204 HKD
$1,428 USD
View
B+
Retailer 13
-
HK$11,949 HKD
$1,523 USD
View
B+
Retailer 14
-
HK$12,671 HKD
$1,615 USD
View
Retailer 15
-
HK$14,256 HKD
$1,817 USD
View
Price last confirmed 44 days ago
B+
Retailer 16
-
HK$15,693 HKD
$2,000 USD
View
B+
Retailer 17
-
HK$16,564 HKD
SGD 2,853 SGD
View
B+
Retailer 18
-
HK$16,884 HKD
$2,152 USD
View
B+
Retailer 19
-
HK$17,237 HKD
$2,197 USD
View
B
Retailer 20
-
HK$18,296 HKD
$2,332 USD
View
B+
Retailer 21
-
HK$20,127 HKD
£2,020 GBP
View
B
Retailer 22
-
HK$27,342 HKD
$3,485 USD
View
Most Expensive
B
Brilliant Earth
21420138A · Oct 30
HK$28,088 HKD
$3,580 USD
View
22 more retailers have this diamond
Prices start from HK$3,884 HKDSave up to HK$24,204 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+
1.91ct Round
HK$3,884 HKD