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Round|Natural|GIA

1.50ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7562399825

Certificate GIA 7562399825

Diamond specifications and retailer prices

From $6,074 SGD
As of November 5, 2026
Save $5,544 SGD (48%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $12,769 SGD at Queensmith · As of October 15, 2026
View at Queensmith

About this 1.5ct natural round diamond

This 1.5ct natural 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 GIA 7562399825. Listed at 26 retailers as of November 4, 2026, with a 91% 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7562399825
Dimensions7.36 × 7.32 × 4.44 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Cloud, Indented Natural, Natural
Top View
7.36 mm7.32 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7562399825
Side View
Table 61.0%Crown 34°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.5%

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 5
Current: $12,769 SGD|Low: $6,074 SGD|High: $12,769 SGD|Avg: $8,498 SGD|+2.2%
Queensmith
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 6, 2026
Retailer 9$6,074 SGD
Retailer 21$6,247 SGD
Retailer 6$6,249 SGD
Retailer 5$6,327 SGD
Retailer 23$6,612 SGD
Retailer 20$6,927 SGD
Retailer 8$7,077 SGD
Retailer 11$7,146 SGD
Retailer 18$7,162 SGD
Retailer 2$7,291 SGD
Retailer 13$7,417 SGD
Retailer 12$7,556 SGD
Retailer 3$7,997 SGD
Retailer 14$7,997 SGD
Retailer 15$8,020 SGD
Retailer 16$8,048 SGD
Retailer 10$8,104 SGD
Retailer 7$8,266 SGD
Retailer 19$8,470 SGD
Retailer 17$9,648 SGD
Retailer 4$11,456 SGD
Retailer 22$11,618 SGD
Queensmith$12,769 SGD

21 data points across 23 retailers

26 retailers$6,074 SGD to $11,618 SGD

A
Cheapest Retailer
-
$6,074 SGD
A
Retailer 2
-
$6,247 SGD
View
A
Retailer 3
-
$6,249 SGD
View
A
Retailer 4
-
$6,327 SGD
View
A
Retailer 5
-
$6,504 SGD
View
A
Retailer 6
-
$6,612 SGD
View
Final sale: no returns
Retailer 7
-
$6,759 SGD
View
Price last confirmed 29 days ago
A
Retailer 8
-
$6,927 SGD
View
B+
Retailer 9
-
$7,077 SGD
View
Retailer 10
-
$7,146 SGD
View
Price last confirmed 8 days ago
A
Retailer 11
-
$7,162 SGD
View
B+
Retailer 12
-
$7,291 SGD
View
B+
Retailer 13
-
$7,417 SGD
View
B+
Retailer 14
-
$7,556 SGD
View
B+
Retailer 15
-
$7,997 SGD
View
B+
Retailer 16
-
$7,997 SGD
View
Retailer 17
-
$8,020 SGD
View
Price last confirmed 27 days ago
Retailer 18
-
$8,048 SGD
View
Price last confirmed 22 days ago
B+
Retailer 19
-
$8,104 SGD
View
Retailer 20
-
$8,114 SGD
View
Price last confirmed 29 days ago
B+
Retailer 21
-
$8,266 SGD
View
B+
Retailer 22
-
$8,470 SGD
View
B
Retailer 23
-
$9,648 SGD
View
B
Retailer 24
-
$11,456 SGD
View
B
Retailer 25
-
$11,618 SGD
View
Most Expensive
Queensmith
7562399825 · Oct 15
$12,769 SGD
£7,845 GBP
View
Price last confirmed 22 days ago
25 more retailers have this diamond
Prices start from $6,074 SGDSave up to $5,544 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
$6,074 SGD