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Marquise|Natural|GIA

1.51ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 7566212506

Certificate GIA 7566212506

Diamond specifications and retailer prices

From $7,438 SGD
₹553,920 INR
As of November 2, 2026
Save $9,024 SGD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $16,462 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct 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 7566212506. Listed at 16 retailers as of November 2, 2026, with prices from $7,438 to $16,462, a $9,024 spread on the same certified stone. NZ Jewellers lists it at $16,462. 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

1.51
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 7566212506
Dimensions11.42 × 6.02 × 3.79 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Feather, Twinning Wisp, Crystal, Needle, Indented Natural
Top View
11.42 mm6.02 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 7566212506
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 62.9%

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 2
Current: $16,462 SGD|Low: $7,423 SGD|High: $17,273 SGD|Avg: $10,134 SGD|-4.7%
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 3, 2026
Retailer 9$7,438 SGD
Retailer 5$7,850 SGD
Retailer 15$8,556 SGD
Retailer 6$8,584 SGD
Retailer 16$8,726 SGD
Retailer 13$9,085 SGD
Retailer 2$9,280 SGD
Retailer 10$9,535 SGD
Retailer 3$9,592 SGD
Retailer 7$9,842 SGD
Retailer 14$9,995 SGD
Retailer 8$10,147 SGD
Retailer 11$10,160 SGD
Retailer 4$11,357 SGD
Retailer 12$13,718 SGD
NZ Jewellers$16,462 SGD

24 data points across 16 retailers

16 retailers$7,438 SGD to $16,462 SGD

A
Cheapest Retailer
-
$7,438 SGD
₹553,920 INR
A
Retailer 2
-
$7,850 SGD
$6,138 USD
View
Final sale: no returns
Retailer 3
-
$8,556 SGD
$6,690 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$8,584 SGD
$6,712 USD
View
A
Retailer 5
-
$8,726 SGD
$6,823 USD
View
Retailer 6
-
$9,085 SGD
$7,104 USD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$9,280 SGD
£5,714 GBP
View
A
Retailer 8
-
$9,535 SGD
£5,871 GBP
View
A
Retailer 9
-
$9,592 SGD
$7,500 USD
View
A
Retailer 10
-
$9,842 SGD
$7,696 USD
View
B+
Retailer 11
-
$9,995 SGD
$7,815 USD
View
B+
Retailer 12
-
$10,147 SGD
$7,934 USD
View
A
Retailer 13
-
$10,160 SGD
€7,566 EUR
View
B+
Retailer 14
-
$11,357 SGD
$8,880 USD
View
B+
Retailer 15
-
$13,718 SGD
£8,446 GBP
View
Most Expensive
B
NZ Jewellers
24875a1d-6188-4197-9dc9-9e117889c7ac · Nov 3
$16,462 SGD
$12,872 USD
View
15 more retailers have this diamond
Prices start from $7,438 SGDSave up to $9,024 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
1.51ct Marquise
$7,438 SGD