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0.78ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG759527854

Shape and cutting style on the report: Round brilliant

Certificate IGI LG759527854

Diamond specifications and retailer prices

From HK$1,145 HKD
As of November 1, 2026
Save HK$6,862 HKD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$8,007 HKD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 0.78ct lab-grown round diamond

This 0.78ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG759527854 or 759527854. Listed at 16 retailers as of November 1, 2026, with prices from HK$1,145 to HK$8,007, a HK$6,862 spread on the same certified stone. Reve Diamonds lists it at HK$8,007. 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

0.78
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759527854
Dimensions5.90 × 5.93 × 3.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.90 mm5.93 mm0.78 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759527854
Side View
Table 58.0%Crown 33.5°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.6%

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$2,416 HKD|Low: HK$1,098 HKD|High: HK$6,708 HKD|Avg: HK$2,599 HKD|+5.5%
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
November 6, 2026
Retailer 11HK$1,145 HKD
Retailer 3HK$1,271 HKD
Retailer 6HK$1,326 HKD
Retailer 8HK$1,334 HKD
Retailer 5HK$1,420 HKD
Retailer 13HK$1,420 HKD
Retailer 12HK$2,001 HKD
Retailer 1HK$2,416 HKD
Retailer 9HK$2,456 HKD
Retailer 2HK$3,852 HKD
Retailer 4HK$4,558 HKD
Retailer 10HK$4,817 HKD
Retailer 7HK$6,614 HKD

44 data points across 13 retailers

16 retailersHK$1,145 HKD to HK$8,007 HKD

A
Cheapest Retailer
-
HK$1,145 HKD
A
Retailer 2
-
HK$1,271 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$1,326 HKD
View
A
Retailer 4
-
HK$1,334 HKD
View
Retailer 5
-
HK$1,420 HKD
View
Price last confirmed 12 days ago
A
Retailer 6
-
HK$1,420 HKD
View
A
Retailer 7
-
HK$2,001 HKD
View
A
Retailer 8
-
HK$2,024 HKD
View
B+
Retailer 9
-
HK$2,416 HKD
View
A
Retailer 10
-
HK$2,456 HKD
View
B
Retailer 11
-
HK$3,852 HKD
View
B
Retailer 12
-
HK$4,558 HKD
View
B
Retailer 13
-
HK$4,817 HKD
View
B
Retailer 14
-
HK$4,990 HKD
View
B
Retailer 15
-
HK$6,614 HKD
View
Most Expensive
B
Reve Diamonds
B771BE83E · Nov 4
HK$8,007 HKD
$1,021 USD
View
15 more retailers have this diamond
Prices start from HK$1,145 HKDSave up to HK$6,862 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
0.78ct Round
HK$1,145 HKD