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Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6521025685

Certificate GIA 6521025685

Diamond specifications and retailer prices

From $7,279 SGD
$5,694 USD
As of October 30, 2026
Save $9,083 SGD (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $16,362 SGD at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6521025685. Listed at 18 retailers as of October 30, 2026, with prices from $7,279 to $16,362, a $9,083 spread on the same certified stone. NZ Jewellers lists it at $16,362. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6521025685
Dimensions7.31 × 7.27 × 4.55 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.31 mm7.27 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6521025685
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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 30
Current: $9,161 SGD|Low: $7,095 SGD|High: $13,797 SGD|Avg: $9,531 SGD|+0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 7$7,279 SGD
Retailer 5$7,396 SGD
Retailer 6$8,179 SGD
Retailer 4$8,180 SGD
Retailer 1$9,161 SGD
Retailer 2$10,139 SGD
Retailer 8$10,779 SGD
Retailer 3$13,706 SGD

39 data points across 8 retailers

18 retailers$7,279 SGD to $16,362 SGD

A
Cheapest Retailer
-
$7,279 SGD
$5,694 USD
A
Retailer 2
-
$7,384 SGD
$5,776 USD
View
Retailer 3
-
$7,396 SGD
$5,785 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$7,729 SGD
$6,046 USD
View
B+
Retailer 5
-
$8,179 SGD
$6,398 USD
View
Final sale: no returns
A
Retailer 6
-
$8,180 SGD
$6,399 USD
View
B+
Retailer 7
-
$8,715 SGD
$6,817 USD
View
B+
Retailer 8
-
$8,863 SGD
$6,933 USD
View
B+
Retailer 9
-
$8,999 SGD
$7,039 USD
View
B+
Retailer 10
-
$9,161 SGD
£5,642 GBP
View
B+
Retailer 11
-
$9,677 SGD
$7,570 USD
View
B+
Retailer 12
-
$9,677 SGD
$7,570 USD
View
B+
Retailer 13
-
$9,997 SGD
$7,820 USD
View
B+
Retailer 14
-
$10,139 SGD
€7,553 EUR
View
B+
Retailer 15
-
$10,226 SGD
$7,999 USD
View
Retailer 16
-
$10,779 SGD
$8,432 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
$13,706 SGD
£8,442 GBP
View
Most Expensive
B
NZ Jewellers
57a3d89b-bc2c-4776-b3ea-1270dab81dc9 · Oct 30
$16,362 SGD
$12,799 USD
View
17 more retailers have this diamond
Prices start from $7,279 SGDSave up to $9,083 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
$7,279 SGD