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Marquise|Natural|GIA

1.50ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 1568212658

Certificate GIA 1568212658

Diamond specifications and retailer prices

From $6,677 USD
As of November 6, 2026
Save $8,192 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $14,869 USD at NZ Jewellers · As of November 5, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568212658. Listed at 16 retailers as of November 5, 2026, with prices from $6,677 to $14,869, a $8,192 spread on the same certified stone. NZ Jewellers lists it at $14,869. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1568212658
Dimensions11.74 × 5.86 × 3.53 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Knot, Natural
Top View
11.74 mm5.86 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1568212658
Side View
Table 58.0%CrownGirdle: Very ThickPavilionCulet: NDepth 60.2%

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 6
Current: $14,869 USD|Low: $6,677 USD|High: $15,768 USD|Avg: $9,404 USD|-5.7%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 2$6,677 USD
Retailer 12$7,522 USD
Retailer 4$7,683 USD
Retailer 8$8,181 USD
Retailer 11$8,207 USD
Retailer 16$8,220 USD
Retailer 7$8,552 USD
Retailer 9$8,566 USD
Retailer 3$8,620 USD
Retailer 6$8,890 USD
Retailer 14$9,027 USD
Retailer 5$9,084 USD
Retailer 10$9,166 USD
Retailer 15$10,258 USD
Retailer 13$12,355 USD
NZ Jewellers$14,869 USD

18 data points across 16 retailers

16 retailers$6,677 USD to $14,869 USD

A
Cheapest Retailer
-
$6,677 USD
A
Retailer 2
-
$7,522 USD
View
A
Retailer 3
-
$7,683 USD
View
B+
Retailer 4
-
$8,181 USD
View
B+
Retailer 5
-
$8,207 USD
View
A
Retailer 6
-
$8,220 USD
View
Retailer 7
-
$8,552 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$8,566 USD
View
B+
Retailer 9
-
$8,620 USD
View
B+
Retailer 10
-
$8,890 USD
View
B+
Retailer 11
-
$9,027 USD
View
B+
Retailer 12
-
$9,084 USD
View
B+
Retailer 13
-
$9,166 USD
View
B+
Retailer 14
-
$10,258 USD
View
B
Retailer 15
-
$12,355 USD
View
Most Expensive
B
NZ Jewellers
5e8ed6f3-582f-4b80-b5a8-1a081906faf4 · Nov 5
$14,869 USD
View
15 more retailers have this diamond
Prices start from $6,677 USDSave up to $8,192 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.

A
1.50ct Marquise
$6,677 USD