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Oval|Lab Grown|IGI

1.00ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG559282840

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG559282840

Diamond specifications and retailer prices

From HK$1,169 HKD
$149 USD
As of October 29, 2026
Save HK$5,617 HKD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$6,786 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 1ct lab-grown oval diamond

This 1ct 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 LG559282840 or 559282840. Listed at 13 retailers as of October 26, 2026, with prices from HK$1,169 to HK$6,786, a HK$5,617 spread on the same certified stone. MOH London lists it at HK$6,786. 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

1.00
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG559282840
Dimensions7.97 × 5.82 × 3.51 mm
L/W Ratio1.37
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
7.97 mm5.82 mm1.00 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG559282840
Side View
Table 63.5%Crown 34.2°Girdle: MED-STKPavilion 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$6,786 HKD|Low: HK$1,122 HKD|High: HK$6,865 HKD|Avg: HK$2,932 HKD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 9HK$1,169 HKD
Retailer 3HK$1,357 HKD
Retailer 10HK$1,451 HKD
Retailer 13HK$1,451 HKD
Retailer 2HK$1,740 HKD
Retailer 5HK$2,479 HKD
Retailer 6HK$2,516 HKD
Retailer 11HK$2,660 HKD
Retailer 4HK$3,946 HKD
Retailer 7HK$4,001 HKD
Retailer 12HK$4,660 HKD
Retailer 8HK$4,927 HKD
MOH LondonHK$6,786 HKD

40 data points across 13 retailers

13 retailersHK$1,169 HKD to HK$6,786 HKD

A
Cheapest Retailer
-
HK$1,169 HKD
$149 USD
A
Retailer 2
-
HK$1,357 HKD
$173 USD
View
A
Retailer 3
-
HK$1,451 HKD
$185 USD
View
A
Retailer 4
-
HK$1,451 HKD
$185 USD
View
A
Retailer 5
-
HK$1,740 HKD
£175 GBP
View
A
Retailer 6
-
HK$2,479 HKD
$316 USD
View
A
Retailer 7
-
HK$2,516 HKD
£252 GBP
View
A
Retailer 8
-
HK$2,660 HKD
$339 USD
View
B+
Retailer 9
-
HK$3,946 HKD
$503 USD
View
B+
Retailer 10
-
HK$4,001 HKD
$510 USD
View
B+
Retailer 11
-
HK$4,660 HKD
$594 USD
View
B
Retailer 12
-
HK$4,927 HKD
$628 USD
View
Most Expensive
B
MOH London
LG559282840 · Oct 26
HK$6,786 HKD
£681 GBP
View
12 more retailers have this diamond
Prices start from HK$1,169 HKDSave up to HK$5,617 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
1.00ct Oval
HK$1,169 HKD