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Round|Lab Grown|IGI

1.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG781611968

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781611968

Diamond specifications and retailer prices

From HK$1,161 HKD
As of November 5, 2026
Save HK$6,904 HKD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$8,065 HKD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG781611968 or 781611968. Listed at 19 retailers as of November 5, 2026, with prices from HK$1,161 to HK$8,065, a HK$6,904 spread on the same certified stone. Reve Diamonds lists it at HK$8,065. 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

1.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781611968
Dimensions6.58 × 6.54 × 3.99 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
6.58 mm6.54 mm1.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781611968
Side View
Table 57.0%Crown 33.7°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.8%

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: Nov 5
Current: HK$2,824 HKD|Low: HK$1,106 HKD|High: HK$8,065 HKD|Avg: HK$3,456 HKD|-0.8%
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
Retailer 15
Reve Diamonds
November 6, 2026
Retailer 6HK$1,161 HKD
Retailer 4HK$1,294 HKD
Retailer 3HK$1,444 HKD
Retailer 15HK$1,444 HKD
Retailer 8HK$2,463 HKD
Retailer 2HK$2,660 HKD
Retailer 1HK$2,824 HKD
Retailer 11HK$2,824 HKD
Retailer 10HK$3,020 HKD
Retailer 14HK$3,366 HKD
Retailer 7HK$4,629 HKD
Retailer 13HK$4,895 HKD
Retailer 5HK$5,060 HKD
Retailer 12HK$5,178 HKD
Retailer 9HK$6,708 HKD
Reve DiamondsHK$8,065 HKD

38 data points across 16 retailers

19 retailersHK$1,161 HKD to HK$8,065 HKD

A
Cheapest Retailer
-
HK$1,161 HKD
A
Retailer 2
-
HK$1,294 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,444 HKD
View
Retailer 4
-
HK$1,444 HKD
View
Price last confirmed 12 days ago
A
Retailer 5
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HK$2,314 HKD
View
A
Retailer 6
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HK$2,463 HKD
View
A
Retailer 7
-
HK$2,660 HKD
View
B+
Retailer 8
-
HK$2,824 HKD
View
A
Retailer 9
-
HK$2,824 HKD
View
B+
Retailer 10
-
HK$3,020 HKD
View
B+
Retailer 11
-
HK$3,366 HKD
View
B+
Retailer 12
-
HK$3,891 HKD
View
Retailer 13
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HK$4,597 HKD
View
Price last confirmed 46 days ago
B
Retailer 14
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HK$4,629 HKD
View
B
Retailer 15
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HK$4,895 HKD
View
B
Retailer 16
-
HK$5,060 HKD
View
B
Retailer 17
-
HK$5,178 HKD
View
B
Retailer 18
-
HK$6,708 HKD
View
Most Expensive
B
Reve Diamonds
62C6B3245 · Nov 6
HK$8,065 HKD
$1,028 USD
View
18 more retailers have this diamond
Prices start from HK$1,161 HKDSave up to HK$6,904 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
1.05ct Round
HK$1,161 HKD