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Oval|Lab Grown|IGI

1.56ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG625447976

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG625447976

Diamond specifications and retailer prices

From HK$1,459 HKD
$186 USD
As of October 29, 2026
Save HK$7,014 HKD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$8,473 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625447976 or 625447976. Listed at 14 retailers as of October 29, 2026, with prices from HK$1,459 to HK$8,473, a HK$7,014 spread on the same certified stone. Brilliant Earth lists it at HK$8,473. 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

1.56
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625447976
Dimensions9.69 × 6.47 × 4.02 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Top View
9.69 mm6.47 mm1.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625447976
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.1%

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$8,473 HKD|Low: HK$1,397 HKD|High: HK$8,787 HKD|Avg: HK$4,190 HKD|-3.6%
Brilliant Earth
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
October 30, 2026
Retailer 6HK$1,459 HKD
Retailer 9HK$1,687 HKD
Retailer 3HK$1,805 HKD
Retailer 14HK$1,805 HKD
Retailer 13HK$2,324 HKD
Retailer 4HK$3,185 HKD
Retailer 2HK$3,271 HKD
Retailer 11HK$3,402 HKD
Retailer 12HK$3,727 HKD
Retailer 15HK$4,441 HKD
Retailer 5HK$5,806 HKD
Retailer 7HK$6,135 HKD
Retailer 10HK$7,100 HKD
Retailer 8HK$8,459 HKD
Brilliant EarthHK$8,473 HKD

38 data points across 15 retailers

14 retailersHK$1,459 HKD to HK$8,473 HKD

A
Cheapest Retailer
-
HK$1,459 HKD
$186 USD
A
Retailer 2
-
HK$1,687 HKD
$215 USD
View
A
Retailer 3
-
HK$1,805 HKD
$230 USD
View
A
Retailer 4
-
HK$1,805 HKD
$230 USD
View
Retailer 5
-
HK$2,324 HKD
£233 GBP
View
Price last confirmed 14 days ago
B+
Retailer 6
-
HK$3,185 HKD
$406 USD
View
A
Retailer 7
-
HK$3,271 HKD
£328 GBP
View
A
Retailer 8
-
HK$3,727 HKD
$475 USD
View
B+
Retailer 9
-
HK$4,441 HKD
$566 USD
View
B+
Retailer 10
-
HK$5,806 HKD
$740 USD
View
B
Retailer 11
-
HK$6,135 HKD
$782 USD
View
B
Retailer 12
-
HK$7,100 HKD
$905 USD
View
B
Retailer 13
-
HK$8,459 HKD
£849 GBP
View
Most Expensive
B
Brilliant Earth
9465956A · Oct 29
HK$8,473 HKD
$1,080 USD
View
13 more retailers have this diamond
Prices start from HK$1,459 HKDSave up to HK$7,014 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
1.56ct Oval
HK$1,459 HKD