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Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6552687684

Certificate GIA 6552687684

Diamond specifications and retailer prices

From $6,158 SGD
$4,817 USD
As of October 31, 2026
Save $7,442 SGD (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $13,600 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 6552687684. Listed at 20 retailers as of October 30, 2026, with prices from $6,158 to $13,600, a $7,442 spread on the same certified stone. NZ Jewellers lists it at $13,600. 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 angle31.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6552687684
Dimensions7.38 × 7.41 × 4.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Twinning Wisp
Top View
7.38 mm7.41 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552687684
Side View
Table 56.0%Crown 31.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.7%

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: Oct 31
Current: $13,600 SGD|Low: $6,158 SGD|High: $13,600 SGD|Avg: $8,321 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8$6,158 SGD
Retailer 10$6,232 SGD
Retailer 4$6,799 SGD
Retailer 3$7,366 SGD
Retailer 11$7,366 SGD
Retailer 12$7,366 SGD
Retailer 6$7,554 SGD
Retailer 5$7,697 SGD
Retailer 7$7,748 SGD
Retailer 13$8,500 SGD
Retailer 2$8,845 SGD
Retailer 9$12,044 SGD
NZ Jewellers$13,600 SGD

34 data points across 13 retailers

20 retailers$6,158 SGD to $13,600 SGD

A
Cheapest Retailer
-
$6,158 SGD
$4,817 USD
Retailer 2
-
$6,232 SGD
$4,875 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$6,424 SGD
$5,025 USD
View
Retailer 4
-
$6,456 SGD
$5,050 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$6,799 SGD
$5,318 USD
View
Final sale: no returns
A
Retailer 6
-
$7,272 SGD
$5,689 USD
View
A
Retailer 7
-
$7,366 SGD
$5,762 USD
View
A
Retailer 8
-
$7,366 SGD
$5,762 USD
View
A
Retailer 9
-
$7,366 SGD
$5,762 USD
View
A
Retailer 10
-
$7,554 SGD
£4,653 GBP
View
A
Retailer 11
-
$7,697 SGD
$6,021 USD
View
A
Retailer 12
-
$7,748 SGD
£4,772 GBP
View
B+
Retailer 13
-
$8,220 SGD
$6,430 USD
View
B+
Retailer 14
-
$8,220 SGD
$6,430 USD
View
B+
Retailer 15
-
$8,489 SGD
$6,640 USD
View
B+
Retailer 16
-
$8,500 SGD
$6,649 USD
View
B+
Retailer 17
-
$8,845 SGD
€6,589 EUR
View
Retailer 18
-
$8,964 SGD
$7,012 USD
View
Price last confirmed 9 days ago
B+
Retailer 19
-
$12,044 SGD
£7,418 GBP
View
Most Expensive
B
NZ Jewellers
6aa90f12-10cb-44a1-aaa7-1b2223598626 · Oct 30
$13,600 SGD
$10,638 USD
View
19 more retailers have this diamond
Prices start from $6,158 SGDSave up to $7,442 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
$6,158 SGD