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Round|Natural|GIA

1.50ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6542718051

Certificate GIA 6542718051

Diamond specifications and retailer prices

From $8,757 SGD
₹650,717 INR
As of October 29, 2026
Save $6,869 SGD (44%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $18,654 SGD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542718051. Listed at 18 retailers as of October 29, 2026, with a 78% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.50
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6542718051
Dimensions7.26 × 7.29 × 4.55 mm
L/W Ratio1.00
Top View
7.26 mm7.29 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542718051
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: Oct 29
Current: $11,964 SGD|Low: $8,334 SGD|High: $15,731 SGD|Avg: $11,118 SGD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 2$8,334 SGD
Retailer 4$8,757 SGD
Retailer 9$9,854 SGD
Retailer 3$10,291 SGD
Retailer 10$10,295 SGD
Retailer 7$11,500 SGD
Retailer 8$11,655 SGD
Retailer 5$11,910 SGD
Retailer 1$11,964 SGD
Retailer 6$15,626 SGD

38 data points across 10 retailers

18 retailers$8,757 SGD to $15,626 SGD

Retailer 1
-
$8,334 SGD
HK$50,800 HKD
Price last confirmed 9 days ago
A
Retailer 2
-
$8,757 SGD
₹650,717 INR
View
Retailer 3
-
$9,421 SGD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$9,640 SGD
$7,521 USD
View
Retailer 5
-
$9,850 SGD
$7,685 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$9,854 SGD
View
A
Retailer 7
-
$10,291 SGD
£6,322 GBP
View
B+
Retailer 8
-
$10,295 SGD
$8,032 USD
View
Final sale: no returns
Retailer 9
-
$10,296 SGD
$8,033 USD
View
Price last confirmed 13 days ago
Retailer 10
-
$11,153 SGD
$8,702 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$11,395 SGD
$8,891 USD
View
B+
Retailer 12
-
$11,500 SGD
$8,973 USD
View
B+
Retailer 13
-
$11,655 SGD
$9,094 USD
View
B+
Retailer 14
-
$11,910 SGD
£7,317 GBP
View
B+
Retailer 15
-
$11,964 SGD
€8,890 EUR
View
B+
Retailer 16
-
$12,870 SGD
$10,041 USD
View
B
Retailer 17
-
$15,626 SGD
£9,600 GBP
View
Most Expensive
NZ Jewellers
7f0bb906-727a-4a4a-8e08-16fd6baf6d98 · Oct 20
$18,654 SGD
$14,554 USD
View
Price last confirmed 9 days ago
17 more retailers have this diamond
Prices start from $8,757 SGDSave up to $6,869 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
1.50ct Round
$8,757 SGD