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Round|Lab Grown|IGI

0.99ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG704591541

Shape and cutting style on the report: Round brilliant

Certificate IGI LG704591541

Diamond specifications and retailer prices

From HK$1,287 HKD
$164 USD
As of October 29, 2026
Save HK$7,174 HKD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$8,461 HKD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 LG704591541 or 704591541. Listed at 20 retailers as of October 29, 2026, with prices from HK$1,287 to HK$8,461, a HK$7,174 spread on the same certified stone. Reve Diamonds lists it at HK$8,461. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704591541
Dimensions6.48 × 6.44 × 3.90 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.48 mm6.44 mm0.99 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704591541
Side View
Table 60.0%Crown 32.9°Girdle: MediumPavilion 41.1°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
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 29
Current: HK$1,436 HKD|Low: HK$1,012 HKD|High: HK$8,461 HKD|Avg: HK$3,713 HKD|+41.9%
Retailer 1
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
Reve Diamonds
October 30, 2026
Retailer 10HK$1,287 HKD
Retailer 1HK$1,436 HKD
Retailer 11HK$1,491 HKD
Retailer 4HK$1,593 HKD
Retailer 13HK$2,322 HKD
Retailer 7HK$2,815 HKD
Retailer 3HK$2,872 HKD
Retailer 14HK$2,981 HKD
Retailer 8HK$3,097 HKD
Retailer 2HK$3,483 HKD
Retailer 5HK$4,127 HKD
Retailer 12HK$4,376 HKD
Retailer 6HK$5,556 HKD
Retailer 9HK$7,463 HKD
Reve DiamondsHK$8,461 HKD

43 data points across 15 retailers

20 retailersHK$1,287 HKD to HK$8,461 HKD

Retailer 1
-
HK$1,279 HKD
$163 USD
Price last confirmed 42 days ago
A
Retailer 2
-
HK$1,287 HKD
$164 USD
View
A
Retailer 3
-
HK$1,436 HKD
$183 USD
View
Final sale: no returns
A
Retailer 4
-
HK$1,491 HKD
$190 USD
View
Retailer 5
-
HK$1,561 HKD
$199 USD
View
Price last confirmed 41 days ago
A
Retailer 6
-
HK$1,593 HKD
$203 USD
View
A
Retailer 7
-
HK$2,322 HKD
$296 USD
View
A
Retailer 8
-
HK$2,815 HKD
£283 GBP
View
B+
Retailer 9
-
HK$2,872 HKD
$366 USD
View
Retailer 10
-
HK$2,981 HKD
$380 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
HK$3,097 HKD
€376 EUR
View
Retailer 12
-
HK$3,178 HKD
$405 USD
View
Price last confirmed 25 days ago
B+
Retailer 13
-
HK$3,483 HKD
$444 USD
View
B+
Retailer 14
-
HK$4,127 HKD
$526 USD
View
B+
Retailer 15
-
HK$4,376 HKD
A$858 AUD
View
Retailer 16
-
HK$4,856 HKD
$619 USD
View
Price last confirmed 30 days ago
Retailer 17
-
HK$5,084 HKD
$648 USD
View
Price last confirmed 39 days ago
B
Retailer 18
-
HK$5,556 HKD
$708 USD
View
B
Retailer 19
-
HK$7,463 HKD
£749 GBP
View
Most Expensive
B
Reve Diamonds
36B6E9567 · Oct 30
HK$8,461 HKD
$1,078 USD
View
19 more retailers have this diamond
Prices start from HK$1,287 HKDSave up to HK$7,174 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$1,287 HKD