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Oval|Lab Grown|IGI

1.01ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG770640640

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770640640

Diamond specifications and retailer prices

From HK$1,309 HKD
As of November 5, 2026
Save HK$7,212 HKD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$8,521 HKD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.01ct lab-grown oval diamond

This 1.01ct lab-grown oval 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 LG770640640 or 770640640. Listed at 22 retailers as of November 5, 2026, with prices from HK$1,309 to HK$8,521, a HK$7,212 spread on the same certified stone. Reve Diamonds lists it at HK$8,521. 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 angle32.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770640640
Dimensions8.14 × 5.79 × 3.33 mm
L/W Ratio1.41
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
8.14 mm5.79 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770640640
Side View
Table 59.0%Crown 32.4°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 57.5%

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: Nov 5
Current: HK$1,458 HKD|Low: HK$1,293 HKD|High: HK$8,521 HKD|Avg: HK$3,744 HKD|+0.5%
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
Reve Diamonds
November 6, 2026
Retailer 7HK$1,309 HKD
Retailer 1HK$1,458 HKD
Retailer 17HK$1,513 HKD
Retailer 5HK$1,622 HKD
Retailer 9HK$1,622 HKD
Retailer 2HK$2,563 HKD
Retailer 10HK$2,837 HKD
Retailer 4HK$2,908 HKD
Retailer 15HK$3,127 HKD
Retailer 3HK$3,511 HKD
Retailer 13HK$3,684 HKD
Retailer 16HK$3,754 HKD
Retailer 6HK$5,204 HKD
Retailer 11HK$5,251 HKD
Retailer 14HK$5,502 HKD
Retailer 8HK$5,627 HKD
Retailer 12HK$7,547 HKD
Reve DiamondsHK$8,521 HKD

45 data points across 18 retailers

22 retailersHK$1,309 HKD to HK$8,521 HKD

Retailer 1
-
HK$1,293 HKD
Price last confirmed 45 days ago
A
Retailer 2
-
HK$1,309 HKD
View
A
Retailer 3
-
HK$1,458 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$1,513 HKD
View
Retailer 5
-
HK$1,583 HKD
View
Price last confirmed 45 days ago
A
Retailer 6
-
HK$1,622 HKD
View
Retailer 7
-
HK$1,622 HKD
View
Price last confirmed 12 days ago
A
Retailer 8
-
HK$2,563 HKD
View
A
Retailer 9
-
HK$2,837 HKD
View
A
Retailer 10
-
HK$2,908 HKD
View
B+
Retailer 11
-
HK$3,127 HKD
View
B+
Retailer 12
-
HK$3,511 HKD
View
B+
Retailer 13
-
HK$3,684 HKD
View
B+
Retailer 14
-
HK$3,754 HKD
View
B+
Retailer 15
-
HK$4,295 HKD
View
Retailer 16
-
HK$5,165 HKD
View
Price last confirmed 46 days ago
B
Retailer 17
-
HK$5,204 HKD
View
B
Retailer 18
-
HK$5,251 HKD
View
B
Retailer 19
-
HK$5,502 HKD
View
B
Retailer 20
-
HK$5,627 HKD
View
B
Retailer 21
-
HK$7,547 HKD
View
Most Expensive
B
Reve Diamonds
B1F448FFC · Nov 6
HK$8,521 HKD
$1,087 USD
View
21 more retailers have this diamond
Prices start from HK$1,309 HKDSave up to HK$7,212 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 Oval
HK$1,309 HKD