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Round|Lab Grown|IGI

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 $423 SGD
$331 USD
As of November 1, 2026
Save $3,335 SGD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,758 SGD 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 $423 to $3,758, a $3,335 spread on the same certified stone. Do Amore Diamonds lists it at $3,758. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,758 SGD|Low: $423 SGD|High: $3,758 SGD|Avg: $1,270 SGD
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 18
November 1, 2026
Retailer 18$423 SGD
Retailer 15$491 SGD
Retailer 12$518 SGD
Retailer 6$525 SGD
Retailer 14$525 SGD
Retailer 3$611 SGD
Retailer 7$722 SGD
Retailer 9$904 SGD
Retailer 11$935 SGD
Retailer 16$950 SGD
Retailer 10$1,039 SGD
Retailer 17$1,539 SGD
Retailer 8$1,580 SGD
Retailer 2$1,636 SGD
Retailer 5$1,863 SGD
Retailer 4$2,063 SGD
Retailer 13$2,268 SGD
Do Amore Diamonds$3,758 SGD

15 data points across 18 retailers

18 retailers$423 SGD to $3,758 SGD

A
Cheapest Retailer
-
$423 SGD
$331 USD
A
Retailer 2
-
$491 SGD
$384 USD
View
B+
Retailer 3
-
$518 SGD
$405 USD
View
A
Retailer 4
-
$525 SGD
$411 USD
View
Retailer 5
-
$525 SGD
$411 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$611 SGD
$478 USD
View
A
Retailer 7
-
$722 SGD
$565 USD
View
A
Retailer 8
-
$904 SGD
$707 USD
View
A
Retailer 9
-
$935 SGD
£576 GBP
View
A
Retailer 10
-
$950 SGD
$743 USD
View
A
Retailer 11
-
$1,039 SGD
$813 USD
View
A
Retailer 12
-
$1,539 SGD
$1,204 USD
View
A
Retailer 13
-
$1,580 SGD
$1,236 USD
View
B+
Retailer 14
-
$1,636 SGD
$1,280 USD
View
B+
Retailer 15
-
$1,863 SGD
$1,457 USD
View
B+
Retailer 16
-
$2,063 SGD
$1,614 USD
View
B+
Retailer 17
-
$2,268 SGD
£1,397 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9FF8E229B · Oct 31
$3,758 SGD
$2,940 USD
View
17 more retailers have this diamond
Prices start from $423 SGDSave up to $3,335 SGD

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
$423 SGD