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Marquise|Natural|GIA

1.00ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 2547325060

Certificate GIA 2547325060

Diamond specifications and retailer prices

From $5,151 AUD
As of November 6, 2026
Save $6,803 AUD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,953 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-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 2547325060. Listed at 17 retailers as of November 5, 2026, with prices from $5,151 to $11,953, a $6,803 spread on the same certified stone. NZ Jewellers lists it at $11,953. 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

1.00
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle34.87°
Pavilion angle39.61°
OriginNatural
Grading LabGIA
CertificateGIA 2547325060
Dimensions5.28 × 9.99 × 3.21 mm
L/W Ratio1.89
Top View
5.28 mm9.99 mm1.00 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 2547325060
Side View
Table 58.0%Crown 34.87°Girdle: Very ThickPavilion 39.61°Culet: NoneDepth 60.8%

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: $6,714 AUD|Low: $5,151 AUD|High: $11,058 AUD|Avg: $6,929 AUD|+0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$5,151 AUD
Retailer 9$5,902 AUD
Retailer 11$5,995 AUD
Retailer 7$6,216 AUD
Retailer 5$6,316 AUD
Retailer 1$6,714 AUD
Retailer 6$6,916 AUD
Retailer 3$7,081 AUD
Retailer 10$7,172 AUD
Retailer 2$7,577 AUD
Retailer 4$10,927 AUD

41 data points across 11 retailers

17 retailers$5,151 AUD to $11,953 AUD

B+
Cheapest Retailer
-
$5,151 AUD
B+
Retailer 2
-
$5,468 AUD
View
B+
Retailer 3
-
$5,481 AUD
View
B
Retailer 4
-
$5,679 AUD
View
B+
Retailer 5
-
$5,902 AUD
View
B+
Retailer 6
-
$5,995 AUD
View
Retailer 7
-
$6,216 AUD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$6,216 AUD
View
B
Retailer 9
-
$6,216 AUD
View
B
Retailer 10
-
$6,316 AUD
View
B
Retailer 11
-
$6,714 AUD
View
Retailer 12
-
$6,916 AUD
View
Price last confirmed 29 days ago
B
Retailer 13
-
$7,143 AUD
View
B
Retailer 14
-
$7,172 AUD
View
Retailer 15
-
$7,577 AUD
View
Price last confirmed 15 days ago
B
Retailer 16
-
$10,927 AUD
View
Most Expensive
B
NZ Jewellers
7e5e7656-17fe-4d02-8818-bb6d846a2733 · Nov 5
$11,953 AUD
$8,213 USD
View
16 more retailers have this diamond
Prices start from $5,151 AUDSave up to $6,803 AUD

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+
1.00ct Marquise
$5,151 AUD