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Marquise|Natural|GIA

1.50ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 7546415049

Certificate GIA 7546415049

Diamond specifications and retailer prices

From $11,707 USD
As of November 6, 2026
Save $7,688 USD (40%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $19,395 USD at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7546415049. Listed at 10 retailers as of November 6, 2026, with prices from $11,707 to $19,395, a $7,688 spread on the same certified stone. NZ Jewellers lists it at $19,395. 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
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7546415049
Dimensions12.10 × 5.64 × 3.62 mm
L/W Ratio2.15
Girdle conditionFaceted
Culet sizeNone
Cert comments
Additional twinning wisps, pinpoints and surface graining are not shown.
Top View
12.10 mm5.64 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7546415049
Side View
Table 57.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 64.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $19,395 USD|Low: $11,707 USD|High: $19,395 USD|Avg: $14,800 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 3$11,707 USD
Retailer 8$12,074 USD
Retailer 7$12,466 USD
Retailer 5$12,538 USD
Retailer 11$12,781 USD
Retailer 2$13,033 USD
Retailer 9$14,580 USD
Retailer 4$14,758 USD
Retailer 10$16,978 USD
Retailer 6$18,077 USD
NZ Jewellers$19,395 USD

23 data points across 11 retailers

10 retailers$11,707 USD to $19,395 USD

B+
Cheapest Retailer
-
$11,707 USD
B+
Retailer 2
-
$12,074 USD
View
B+
Retailer 3
-
$12,466 USD
View
Retailer 4
-
$12,538 USD
View
B+
Retailer 5
-
$13,033 USD
View
B
Retailer 6
-
$14,580 USD
View
Retailer 7
-
$14,758 USD
View
B
Retailer 8
-
$16,978 USD
View
B
Retailer 9
-
$18,077 USD
View
Most Expensive
B
NZ Jewellers
45cb6b16-1ce0-42b7-9cad-767e1a1df3ae · Nov 5
$19,395 USD
View
9 more retailers have this diamond
Prices start from $11,707 USDSave up to $7,688 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.50ct Marquise
$11,707 USD