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1.53ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG12287402

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12287402

Diamond specifications and retailer prices

From HK$2,597 HKD
$331 USD
As of November 1, 2026
Save HK$20,469 HKD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$23,066 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12287402 or 12287402. Listed at 18 retailers as of October 31, 2026, with prices from HK$2,597 to HK$23,066, a HK$20,469 spread on the same certified stone. Do Amore Diamonds lists it at HK$23,066. 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

1.53
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12287402
Dimensions7.37 × 7.42 × 4.55 mm
L/W Ratio1.01
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
7.37 mm7.42 mm1.53 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12287402
Side View
Table 60.0%Crown 35.5°Girdle: MED-UNDPavilion 41.1°Culet: NoneDepth 61.5%

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 1
Current: HK$23,066 HKD|Low: HK$2,597 HKD|High: HK$23,066 HKD|Avg: HK$7,793 HKD
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 18HK$2,597 HKD
Retailer 15HK$3,013 HKD
Retailer 12HK$3,178 HKD
Retailer 6HK$3,225 HKD
Retailer 14HK$3,225 HKD
Retailer 3HK$3,750 HKD
Retailer 7HK$4,433 HKD
Retailer 9HK$5,546 HKD
Retailer 11HK$5,740 HKD
Retailer 16HK$5,829 HKD
Retailer 10HK$6,379 HKD
Retailer 17HK$9,446 HKD
Retailer 8HK$9,697 HKD
Retailer 2HK$10,042 HKD
Retailer 5HK$11,431 HKD
Retailer 4HK$12,662 HKD
Retailer 13HK$13,920 HKD
Do Amore DiamondsHK$23,066 HKD

15 data points across 18 retailers

18 retailersHK$2,597 HKD to HK$23,066 HKD

A
Cheapest Retailer
-
HK$2,597 HKD
$331 USD
A
Retailer 2
-
HK$3,013 HKD
$384 USD
View
B+
Retailer 3
-
HK$3,178 HKD
$405 USD
View
A
Retailer 4
-
HK$3,225 HKD
$411 USD
View
Retailer 5
-
HK$3,225 HKD
$411 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
HK$3,750 HKD
$478 USD
View
A
Retailer 7
-
HK$4,433 HKD
$565 USD
View
A
Retailer 8
-
HK$5,546 HKD
$707 USD
View
A
Retailer 9
-
HK$5,740 HKD
£576 GBP
View
A
Retailer 10
-
HK$5,829 HKD
$743 USD
View
A
Retailer 11
-
HK$6,379 HKD
$813 USD
View
A
Retailer 12
-
HK$9,446 HKD
$1,204 USD
View
A
Retailer 13
-
HK$9,697 HKD
$1,236 USD
View
B+
Retailer 14
-
HK$10,042 HKD
$1,280 USD
View
B+
Retailer 15
-
HK$11,431 HKD
$1,457 USD
View
B+
Retailer 16
-
HK$12,662 HKD
$1,614 USD
View
B+
Retailer 17
-
HK$13,920 HKD
£1,397 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9FF8E229B · Oct 31
HK$23,066 HKD
$2,940 USD
View
17 more retailers have this diamond
Prices start from HK$2,597 HKDSave up to HK$20,469 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
1.53ct Round
HK$2,597 HKD