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Round|Lab Grown|IGI

1.01ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG669428371

Shape and cutting style on the report: Round brilliant

Certificate IGI LG669428371

Diamond specifications and retailer prices

From HK$1,130 HKD
As of November 5, 2026
Save HK$6,821 HKD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$7,951 HKD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.01ct lab-grown round diamond

This 1.01ct 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 LG669428371 or 669428371. Listed at 20 retailers as of November 5, 2026, with prices from HK$1,130 to HK$7,951, a HK$6,821 spread on the same certified stone. Reve Diamonds lists it at HK$7,951. 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

1.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669428371
Dimensions6.43 × 6.44 × 3.92 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
6.43 mm6.44 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669428371
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.9%

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 5
Current: HK$2,738 HKD|Low: HK$1,114 HKD|High: HK$7,951 HKD|Avg: HK$3,006 HKD|+9.7%
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
November 6, 2026
Retailer 4HK$1,130 HKD
Retailer 10HK$1,255 HKD
Retailer 11HK$1,310 HKD
Retailer 2HK$1,396 HKD
Retailer 13HK$1,396 HKD
Retailer 6HK$2,165 HKD
Retailer 7HK$2,369 HKD
Retailer 14HK$2,597 HKD
Retailer 1HK$2,738 HKD
Retailer 12HK$3,319 HKD
Retailer 5HK$4,487 HKD
Retailer 9HK$4,739 HKD
Retailer 3HK$4,919 HKD
Retailer 8HK$6,512 HKD
Reve DiamondsHK$7,951 HKD

46 data points across 15 retailers

20 retailersHK$1,130 HKD to HK$7,951 HKD

Retailer 1
-
HK$1,114 HKD
Price last confirmed 45 days ago
A
Retailer 2
-
HK$1,130 HKD
View
A
Retailer 3
-
HK$1,255 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$1,310 HKD
View
Retailer 5
-
HK$1,365 HKD
View
Price last confirmed 45 days ago
Retailer 6
-
HK$1,396 HKD
View
Price last confirmed 12 days ago
A
Retailer 7
-
HK$1,396 HKD
View
A
Retailer 8
-
HK$2,165 HKD
View
A
Retailer 9
-
HK$2,369 HKD
View
B+
Retailer 10
-
HK$2,597 HKD
View
B+
Retailer 11
-
HK$2,738 HKD
View
Retailer 12
-
HK$3,177 HKD
View
Price last confirmed 33 days ago
B+
Retailer 13
-
HK$3,319 HKD
View
B+
Retailer 14
-
HK$3,742 HKD
View
Retailer 15
-
HK$4,456 HKD
View
Price last confirmed 46 days ago
B
Retailer 16
-
HK$4,487 HKD
View
B
Retailer 17
-
HK$4,739 HKD
View
B
Retailer 18
-
HK$4,919 HKD
View
B
Retailer 19
-
HK$6,512 HKD
View
Most Expensive
B
Reve Diamonds
09D510F22 · Nov 6
HK$7,951 HKD
$1,013 USD
View
19 more retailers have this diamond
Prices start from HK$1,130 HKDSave up to HK$6,821 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
1.01ct Round
HK$1,130 HKD