Marquise|Natural|GIA

1.50ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 1568219472

Certificate GIA 1568219472

Diamond specifications and retailer prices

From $10,069 USD
SGD 13,607 SGD
As of October 29, 2026
Save $5,682 USD (36%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $15,751 USD at NZ Jewellers · As of October 27, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568219472. Listed at 8 retailers as of October 27, 2026, with prices from $10,069 to $15,751, a $5,682 spread on the same certified stone. NZ Jewellers lists it at $15,751. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1568219472
Dimensions11.91 × 5.87 × 3.65 mm
L/W Ratio2.03
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
11.91 mm5.87 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568219472
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.1%

Caratlytics Score

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

Price History

Last verified: Oct 29
Current: $15,751 USD|Low: $8,510 USD|High: $15,946 USD|Avg: $11,872 USD|-1.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6$8,510 USD
Retailer 7$10,238 USD
Retailer 3$10,460 USD
Retailer 4$10,711 USD
Retailer 2$12,444 USD
Retailer 5$14,839 USD
NZ Jewellers$15,751 USD

14 data points across 7 retailers

8 retailers$10,069 USD to $15,751 USD

Retailer 1
-
$8,510 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$10,069 USD
SGD 13,607 SGD
View
B+
Retailer 3
-
$10,238 USD
View
B+
Retailer 4
-
$10,460 USD
View
B+
Retailer 5
-
$10,711 USD
£8,434 GBP
View
B
Retailer 6
-
$12,444 USD
€11,851 EUR
View
B
Retailer 7
-
$14,839 USD
£11,684 GBP
View
Most Expensive
B
NZ Jewellers
61c97701-d963-4ea2-be74-0b48928fee21 · Oct 27
$15,751 USD
View
7 more retailers have this diamond
Prices start from $10,069 USDSave up to $5,682 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
$10,069 USD