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Cushion|Lab Grown|IGI

1.07ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG837678319

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG837678319

Diamond specifications and retailer prices

From HK$1,967 HKD
As of November 6, 2026
Save HK$10,259 HKD (84%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$12,226 HKD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.07ct lab-grown cushion diamond

This 1.07ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG837678319 or 837678319. Listed at 7 retailers as of November 6, 2026, with prices from HK$1,967 to HK$12,226, a HK$10,259 spread on the same certified stone. Do Amore Diamonds lists it at HK$12,226. 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

1.07
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837678319
Dimensions6.04 × 6.04 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.04 mm6.04 mm1.07 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837678319
Side View
Table 60.0%Crown 35.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 66.2%

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: Nov 6
Current: HK$12,226 HKD|Low: HK$1,967 HKD|High: HK$14,029 HKD|Avg: HK$4,730 HKD|+27.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 6HK$1,967 HKD
Retailer 5HK$2,147 HKD
Retailer 2HK$2,249 HKD
Retailer 3HK$3,111 HKD
Retailer 7HK$3,958 HKD
Retailer 4HK$8,151 HKD
Do Amore DiamondsHK$12,226 HKD

27 data points across 7 retailers

7 retailersHK$1,967 HKD to HK$12,226 HKD

A
Cheapest Retailer
-
HK$1,967 HKD
B+
Retailer 2
-
HK$2,147 HKD
View
A
Retailer 3
-
HK$2,249 HKD
View
A
Retailer 4
-
HK$3,111 HKD
View
B+
Retailer 5
-
HK$3,958 HKD
View
B
Retailer 6
-
HK$8,151 HKD
View
Most Expensive
C
Do Amore Diamonds
27-6E9AC5900 · Nov 6
HK$12,226 HKD
$1,560 USD
View
6 more retailers have this diamond
Prices start from HK$1,967 HKDSave up to HK$10,259 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
1.07ct Cushion
HK$1,967 HKD