Marquise|Natural|GIA

1.30ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 3555423561

Certificate GIA 3555423561

Diamond specifications and retailer prices

From $6,113 USD
As of November 5, 2026
Save $7,213 USD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $13,326 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E 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 3555423561. Listed at 16 retailers as of November 5, 2026, with prices from $6,113 to $13,326, a $7,213 spread on the same certified stone. NZ Jewellers lists it at $13,326. 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

1.30
Carat
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555423561
Dimensions10.59 × 5.73 × 3.70 mm
L/W Ratio1.85
Key to symbols
Crystal, Feather, Needle, Knot
Top View
10.59 mm5.73 mm1.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555423561
Side View
Table 60.0%CrownGirdlePavilionCulet: NDepth 64.6%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $13,326 USD|Low: $6,113 USD|High: $13,464 USD|Avg: $8,562 USD|-1.0%
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
Retailer 17
November 6, 2026
Retailer 6$6,113 USD
Retailer 17$6,296 USD
Retailer 3$6,662 USD
Retailer 16$6,675 USD
Retailer 9$6,732 USD
Retailer 13$7,218 USD
Retailer 8$7,405 USD
Retailer 10$7,439 USD
Retailer 5$7,713 USD
Retailer 2$7,730 USD
Retailer 4$8,072 USD
Retailer 12$8,329 USD
Retailer 15$8,646 USD
Retailer 14$8,778 USD
Retailer 11$9,720 USD
Retailer 7$11,278 USD
NZ Jewellers$13,326 USD

34 data points across 17 retailers

16 retailers$6,113 USD to $13,326 USD

A
Cheapest Retailer
-
$6,113 USD
Retailer 2
-
$6,296 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
$6,662 USD
View
Final sale: no returns
A
Retailer 4
-
$6,675 USD
View
Retailer 5
-
$6,732 USD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
$7,218 USD
View
Retailer 7
-
$7,405 USD
View
Price last confirmed 20 days ago
B+
Retailer 8
-
$7,439 USD
View
Retailer 9
-
$7,713 USD
View
Price last confirmed 15 days ago
B+
Retailer 10
-
$7,730 USD
View
B+
Retailer 11
-
$8,072 USD
View
B+
Retailer 12
-
$8,329 USD
View
Retailer 13
-
$8,778 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
$9,720 USD
View
Retailer 15
-
$11,278 USD
View
Price last confirmed 16 days ago
Most Expensive
B
NZ Jewellers
73833269-43ef-4317-bcd9-7e644b338a60 · Nov 5
$13,326 USD
View
15 more retailers have this diamond
Prices start from $6,113 USDSave up to $7,213 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
1.30ct Marquise
$6,113 USD