Marquise|Natural|GIA

1.00ct E SI1 Marquise Natural Diamond

ID • E/SI1 • GIA 7546429184

Certificate GIA 7546429184

Diamond specifications and retailer prices

From $4,054 USD
As of November 5, 2026
Save $4,798 USD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $8,852 USD 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 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 7546429184. Listed at 18 retailers as of November 5, 2026, with prices from $4,054 to $8,852, a $4,798 spread on the same certified stone. NZ Jewellers lists it at $8,852. 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
E
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7546429184
Dimensions11.14 × 4.87 × 3.20 mm
L/W Ratio2.29
Key to symbols
Feather, Natural
Top View
11.14 mm4.87 mm1.00 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7546429184
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NDepth 65.8%

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 5
Current: $8,852 USD|Low: $4,478 USD|High: $8,852 USD|Avg: $5,978 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3$4,885 USD
Retailer 2$5,134 USD
Retailer 5$5,231 USD
Retailer 8$5,293 USD
Retailer 9$5,293 USD
Retailer 12$5,293 USD
Retailer 4$5,335 USD
Retailer 11$5,987 USD
Retailer 10$6,107 USD
Retailer 6$6,457 USD
Retailer 7$8,407 USD
NZ Jewellers$8,852 USD

32 data points across 12 retailers

18 retailers$4,054 USD to $8,852 USD

B+
Cheapest Retailer
-
$4,054 USD
B
Retailer 2
-
$4,478 USD
View
B+
Retailer 3
-
$4,616 USD
View
B+
Retailer 4
-
$4,656 USD
View
B
Retailer 5
-
$4,885 USD
View
Final sale: no returns
B
Retailer 6
-
$4,965 USD
View
B+
Retailer 7
-
$5,134 USD
View
B+
Retailer 8
-
$5,231 USD
View
Retailer 9
-
$5,293 USD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$5,293 USD
View
B
Retailer 11
-
$5,293 USD
View
Retailer 12
-
$5,335 USD
View
Price last confirmed 28 days ago
B
Retailer 13
-
$5,436 USD
View
B
Retailer 14
-
$5,987 USD
View
B
Retailer 15
-
$6,107 USD
View
B
Retailer 16
-
$6,457 USD
View
B
Retailer 17
-
$8,407 USD
View
Most Expensive
B
NZ Jewellers
1ebd57d6-a82f-4519-ba80-93abf7bda72b · Nov 5
$8,852 USD
View
17 more retailers have this diamond
Prices start from $4,054 USDSave up to $4,798 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+
1.00ct Marquise
$4,054 USD