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Round|Lab Grown|IGI

1.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG780697404

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780697404

Diamond specifications and retailer prices

From HK$1,083 HKD
As of November 3, 2026
Save HK$6,720 HKD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$7,802 HKD at Reve Diamonds · As of November 4, 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 LG780697404 or 780697404. Listed at 20 retailers as of November 3, 2026, with prices from HK$1,083 to HK$7,802, a HK$6,720 spread on the same certified stone. Reve Diamonds lists it at HK$7,802. 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 angle35.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780697404
Dimensions6.53 × 6.50 × 4.03 mm
L/W Ratio1.00
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
6.53 mm6.50 mm1.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780697404
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.9%

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: Nov 3
Current: HK$2,252 HKD|Low: HK$1,051 HKD|High: HK$7,802 HKD|Avg: HK$3,164 HKD|+2.1%
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
Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
November 5, 2026
Retailer 3HK$1,083 HKD
Retailer 6HK$1,208 HKD
Retailer 17HK$1,255 HKD
Retailer 7HK$1,342 HKD
Retailer 18HK$1,342 HKD
Retailer 1HK$2,252 HKD
Retailer 2HK$2,283 HKD
Retailer 13HK$2,361 HKD
Retailer 8HK$2,503 HKD
Retailer 11HK$2,636 HKD
Retailer 12HK$3,020 HKD
Retailer 15HK$3,154 HKD
Retailer 9HK$3,679 HKD
Retailer 5HK$3,868 HKD
Retailer 4HK$4,307 HKD
Retailer 16HK$4,550 HKD
Retailer 10HK$4,739 HKD
Retailer 14HK$6,253 HKD
Reve DiamondsHK$7,802 HKD

36 data points across 19 retailers

20 retailersHK$1,083 HKD to HK$7,802 HKD

A
Cheapest Retailer
-
HK$1,083 HKD
A
Retailer 2
-
HK$1,208 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,255 HKD
View
Retailer 4
-
HK$1,342 HKD
View
Price last confirmed 12 days ago
A
Retailer 5
-
HK$1,342 HKD
View
A
Retailer 6
-
HK$2,252 HKD
View
A
Retailer 7
-
HK$2,283 HKD
View
A
Retailer 8
-
HK$2,361 HKD
View
A
Retailer 9
-
HK$2,503 HKD
View
A
Retailer 10
-
HK$2,636 HKD
View
B+
Retailer 11
-
HK$3,020 HKD
View
B+
Retailer 12
-
HK$3,154 HKD
View
Retailer 13
-
HK$3,342 HKD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
HK$3,679 HKD
View
B+
Retailer 15
-
HK$3,868 HKD
View
B
Retailer 16
-
HK$4,307 HKD
View
B
Retailer 17
-
HK$4,550 HKD
View
B
Retailer 18
-
HK$4,739 HKD
View
B
Retailer 19
-
HK$6,253 HKD
View
Most Expensive
B
Reve Diamonds
4F5867411 · Nov 4
HK$7,802 HKD
$995 USD
View
19 more retailers have this diamond
Prices start from HK$1,083 HKDSave up to HK$6,720 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$1,083 HKD