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Round|Lab Grown|IGI

1.57ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG436046616

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436046616

Diamond specifications and retailer prices

From HK$6,826 HKD
$870 USD
As of October 31, 2026
Save HK$30,908 HKD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$37,734 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.57ct lab-grown round diamond

This 1.57ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046616 or 436046616. Listed at 10 retailers as of October 29, 2026, with prices from HK$6,826 to HK$37,734, a HK$30,908 spread on the same certified stone. MOH London lists it at HK$37,734. 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

1.57
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046616
Dimensions7.40 × 7.37 × 4.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.40 mm7.37 mm1.57 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436046616
Side View
Table 56.0%Crown 36.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.1%

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 31
Current: HK$37,734 HKD|Low: HK$6,826 HKD|High: HK$38,043 HKD|Avg: HK$17,124 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2HK$6,826 HKD
Retailer 5HK$10,074 HKD
Retailer 8HK$10,960 HKD
Retailer 10HK$11,266 HKD
Retailer 6HK$11,682 HKD
Retailer 3HK$13,602 HKD
Retailer 12HK$16,146 HKD
Retailer 7HK$18,492 HKD
Retailer 11HK$21,780 HKD
Retailer 9HK$21,897 HKD
Retailer 4HK$26,151 HKD
MOH LondonHK$37,734 HKD

17 data points across 12 retailers

10 retailersHK$6,826 HKD to HK$37,734 HKD

A
Cheapest Retailer
-
HK$6,826 HKD
$870 USD
B+
Retailer 2
-
HK$10,074 HKD
$1,284 USD
View
B+
Retailer 3
-
HK$10,960 HKD
$1,397 USD
View
B+
Retailer 4
-
HK$11,266 HKD
$1,436 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$11,682 HKD
$1,489 USD
View
Retailer 6
-
HK$11,682 HKD
$1,489 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
HK$18,492 HKD
$2,357 USD
View
B
Retailer 8
-
HK$21,780 HKD
$2,776 USD
View
B
Retailer 9
-
HK$21,897 HKD
$2,791 USD
View
Most Expensive
B
MOH London
LG436046616 · Oct 29
HK$37,734 HKD
£3,787 GBP
View
9 more retailers have this diamond
Prices start from HK$6,826 HKDSave up to HK$30,908 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
1.57ct Round
HK$6,826 HKD