Round|Natural|GIA

1.50ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 5516507747

Certificate GIA 5516507747

Diamond specifications and retailer prices

From $2,337 USD
Save $2,958 USD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,295 USD at NZ Jewellers
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 M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5516507747. Listed at 13 retailers, with prices from $2,337 to $5,295 at NZ Jewellers, a $2,958 spread on the same certified stone. 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
M
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5516507747
Dimensions7.26 × 7.29 × 4.48 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.26 mm7.29 mm1.50 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5516507747
Side View
Table 60.0%Crown 35°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $5,295 USD|Low: $1,830 USD|High: $5,295 USD|Avg: $2,702 USD|+5.6%
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
September 30, 2026
Retailer 4$1,849 USD
Retailer 10$2,337 USD
Retailer 3$2,722 USD
Retailer 8$2,804 USD
Retailer 5$2,932 USD
Retailer 12$3,039 USD
Retailer 13$3,039 USD
Retailer 7$3,156 USD
Retailer 11$3,182 USD
Retailer 2$3,491 USD
Retailer 9$3,507 USD
Retailer 6$4,082 USD
NZ Jewellers$5,295 USD

42 data points across 13 retailers

13 retailers$2,337 USD to $5,295 USD

A
Retailer 1
-
$1,849 USD
₹176,082 INR
Price last confirmed 8 days ago
B+
Retailer 2
-
$2,337 USD
View
B+
Retailer 3
-
$2,722 USD
View
B+
Retailer 4
-
$2,804 USD
View
B+
Retailer 5
-
$2,932 USD
ZAR 47,368 ZAR
View
Price last confirmed 43 days ago
B+
Retailer 6
-
$3,039 USD
View
B+
Retailer 7
-
$3,039 USD
View
B+
Retailer 8
-
$3,156 USD
View
B
Retailer 9
-
$3,182 USD
View
B
Retailer 10
-
$3,491 USD
€3,325 EUR
View
B
Retailer 11
-
$3,507 USD
View
B
Retailer 12
-
$4,082 USD
£3,215 GBP
View
Most Expensive
C
NZ Jewellers
46d3eabe-5e72-44fe-9fa0-2accdc5cbdc9 · Sep 27
$5,295 USD
View
12 more retailers have this diamond
Prices start from $2,337 USDSave up to $2,958 USD

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.

A
1.50ct Round
$2,337 USD