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1.30ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG702546657

Shape and cutting style on the report: Round brilliant

Certificate IGI LG702546657

Diamond specifications and retailer prices

From HK$1,294 HKD
As of November 1, 2026
Save HK$7,204 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$8,498 HKD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG702546657 or 702546657. Listed at 15 retailers as of November 1, 2026, with prices from HK$1,294 to HK$8,498, a HK$7,204 spread on the same certified stone. Reve Diamonds lists it at HK$8,498. 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

1.30
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG702546657
Dimensions7.08 × 7.04 × 4.29 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
7.08 mm7.04 mm1.30 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG702546657
Side View
Table 59.0%Crown 32.3°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.8%

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 1
Current: HK$2,840 HKD|Low: HK$1,051 HKD|High: HK$8,596 HKD|Avg: HK$3,766 HKD|+3.4%
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 3, 2026
Retailer 10HK$1,294 HKD
Retailer 6HK$1,451 HKD
Retailer 15HK$1,506 HKD
Retailer 12HK$1,608 HKD
Retailer 14HK$1,608 HKD
Retailer 1HK$2,840 HKD
Retailer 3HK$2,887 HKD
Retailer 9HK$3,130 HKD
Retailer 4HK$3,279 HKD
Retailer 2HK$4,080 HKD
Retailer 5HK$4,181 HKD
Retailer 13HK$5,170 HKD
Retailer 8HK$5,460 HKD
Retailer 7HK$5,601 HKD
Retailer 11HK$7,516 HKD
Reve DiamondsHK$8,498 HKD

28 data points across 16 retailers

15 retailersHK$1,294 HKD to HK$8,498 HKD

A
Cheapest Retailer
-
HK$1,294 HKD
Retailer 2
-
HK$1,506 HKD
View
Price last confirmed 13 days ago
Retailer 3
-
HK$1,608 HKD
View
Price last confirmed 12 days ago
A
Retailer 4
-
HK$1,608 HKD
View
A
Retailer 5
-
HK$2,840 HKD
View
B+
Retailer 6
-
HK$2,887 HKD
View
A
Retailer 7
-
HK$3,130 HKD
View
A
Retailer 8
-
HK$3,279 HKD
View
B+
Retailer 9
-
HK$4,080 HKD
View
B+
Retailer 10
-
HK$4,181 HKD
View
B+
Retailer 11
-
HK$5,170 HKD
View
B
Retailer 12
-
HK$5,460 HKD
View
B
Retailer 13
-
HK$5,601 HKD
View
B
Retailer 14
-
HK$7,516 HKD
View
Most Expensive
B
Reve Diamonds
8A9E816B9 · Nov 1
HK$8,498 HKD
$1,083 USD
View
14 more retailers have this diamond
Prices start from HK$1,294 HKDSave up to HK$7,204 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
1.30ct Round
HK$1,294 HKD