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0.99ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG805671868

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805671868

Diamond specifications and retailer prices

From HK$1,098 HKD
$140 USD
As of October 26, 2026
Save HK$5,289 HKD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$6,387 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805671868 or 805671868. Listed at 16 retailers as of October 26, 2026, with prices from HK$1,098 to HK$6,387, a HK$5,289 spread on the same certified stone. MOH London lists it at HK$6,387. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.99
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805671868
Dimensions6.36 × 6.30 × 3.85 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.36 mm6.30 mm0.99 ctD / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805671868
Side View
Table 61.0%Crown 33.5°Girdle: STK-THKPavilion 40°Culet: NoneDepth 60.7%

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 26
Current: HK$6,387 HKD|Low: HK$1,067 HKD|High: HK$6,586 HKD|Avg: HK$2,911 HKD|-2.0%
MOH London
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
October 31, 2026
Retailer 3HK$1,098 HKD
Retailer 5HK$1,232 HKD
Retailer 4HK$1,279 HKD
Retailer 16HK$1,365 HKD
Retailer 11HK$1,506 HKD
Retailer 14HK$2,312 HKD
Retailer 15HK$2,322 HKD
Retailer 2HK$2,323 HKD
Retailer 6HK$2,542 HKD
Retailer 13HK$2,626 HKD
Retailer 7HK$2,903 HKD
Retailer 8HK$3,280 HKD
Retailer 10HK$3,405 HKD
Retailer 12HK$3,722 HKD
Retailer 9HK$4,158 HKD
Retailer 17HK$4,386 HKD
MOH LondonHK$6,387 HKD

44 data points across 17 retailers

16 retailersHK$1,098 HKD to HK$6,387 HKD

A
Cheapest Retailer
-
HK$1,098 HKD
$140 USD
A
Retailer 2
-
HK$1,279 HKD
$163 USD
View
Retailer 3
-
HK$1,365 HKD
$174 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
HK$1,506 HKD
View
A
Retailer 5
-
HK$2,312 HKD
£232 GBP
View
A
Retailer 6
-
HK$2,322 HKD
$296 USD
View
A
Retailer 7
-
HK$2,323 HKD
€282 EUR
View
B+
Retailer 8
-
HK$2,542 HKD
$324 USD
View
A
Retailer 9
-
HK$2,626 HKD
£264 GBP
View
Retailer 10
-
HK$2,903 HKD
$370 USD
View
Price last confirmed 13 days ago
B+
Retailer 11
-
HK$3,280 HKD
$418 USD
View
B+
Retailer 12
-
HK$3,405 HKD
$434 USD
View
B+
Retailer 13
-
HK$3,722 HKD
SGD 641 SGD
View
B
Retailer 14
-
HK$4,158 HKD
$530 USD
View
Retailer 15
-
HK$4,386 HKD
$559 USD
View
Price last confirmed 7 days ago
Most Expensive
B
MOH London
LG805671868 · Oct 26
HK$6,387 HKD
£641 GBP
View
15 more retailers have this diamond
Prices start from HK$1,098 HKDSave up to HK$5,289 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
0.99ct Round
HK$1,098 HKD