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1.35ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG570364475

Shape and cutting style on the report: Round brilliant

Certificate IGI LG570364475

Diamond specifications and retailer prices

From HK$1,326 HKD
$169 USD
As of October 29, 2026
Save HK$11,463 HKD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$12,788 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.35ct lab-grown round diamond

This 1.35ct 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 LG570364475 or 570364475. Listed at 9 retailers as of October 29, 2026, with prices from HK$1,326 to HK$12,788, a HK$11,463 spread on the same certified stone. Do Amore Diamonds lists it at HK$12,788. 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

1.35
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570364475
Dimensions7.11 × 7.09 × 4.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.11 mm7.09 mm1.35 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570364475
Side View
Table 57.5%Crown 33.9°Girdle: Med.Pavilion 40.6°Culet: NoneDepth 61.0%

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: Oct 29
Current: HK$12,788 HKD|Low: HK$1,067 HKD|High: HK$12,788 HKD|Avg: HK$5,036 HKD|+2.5%
Do Amore Diamonds
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
October 25, 2026
Retailer 9HK$1,326 HKD
Retailer 13HK$1,475 HKD
Retailer 7HK$1,546 HKD
Retailer 12HK$2,958 HKD
Retailer 5HK$3,284 HKD
Retailer 10HK$3,962 HKD
Retailer 14HK$3,993 HKD
Retailer 6HK$4,143 HKD
Retailer 3HK$5,326 HKD
Retailer 8HK$5,594 HKD
Retailer 11HK$5,845 HKD
Retailer 4HK$6,120 HKD
Retailer 2HK$8,519 HKD
Do Amore DiamondsHK$12,788 HKD

18 data points across 14 retailers

9 retailersHK$1,326 HKD to HK$12,788 HKD

A
Cheapest Retailer
-
HK$1,326 HKD
$169 USD
A
Retailer 2
-
HK$1,475 HKD
$188 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,546 HKD
$197 USD
View
B+
Retailer 4
-
HK$2,958 HKD
$377 USD
View
B+
Retailer 5
-
HK$3,962 HKD
$505 USD
View
B
Retailer 6
-
HK$5,594 HKD
$713 USD
View
B
Retailer 7
-
HK$5,845 HKD
$745 USD
View
B
Retailer 8
-
HK$8,519 HKD
£855 GBP
View
Most Expensive
B
Do Amore Diamonds
27-64ED0E524 · Oct 29
HK$12,788 HKD
$1,630 USD
View
8 more retailers have this diamond
Prices start from HK$1,326 HKDSave up to HK$11,463 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
1.35ct Round
HK$1,326 HKD