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Marquise|Natural|GIA

1.00ct H SI1 Marquise Natural Diamond

ID • H/SI1 • GIA 6552949517

Certificate GIA 6552949517

Diamond specifications and retailer prices

From $2,074 USD
HK$16,200 HKD
As of November 1, 2026
Save $3,675 USD (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,749 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded H 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 6552949517. Listed at 19 retailers as of October 30, 2026, with prices from $2,074 to $5,749, a $3,675 spread on the same certified stone. NZ Jewellers lists it at $5,749. 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
H
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6552949517
Dimensions9.28 × 5.14 × 3.42 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizeNone
Top View
9.28 mm5.14 mm1.00 ctH / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6552949517
Side View
Table 56.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 66.6%

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 1
Current: $2,086 USD|Low: $2,074 USD|High: $4,876 USD|Avg: $2,864 USD|-2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 6$2,074 USD
Retailer 1$2,086 USD
Retailer 7$2,286 USD
Retailer 9$2,350 USD
Retailer 8$2,486 USD
Retailer 2$2,682 USD
Retailer 4$2,943 USD
Retailer 3$3,218 USD
Retailer 5$4,818 USD

23 data points across 9 retailers

19 retailers$2,074 USD to $5,749 USD

A
Cheapest Retailer
-
$2,074 USD
HK$16,200 HKD
A
Retailer 2
-
$2,086 USD
₹198,690 INR
View
Retailer 3
-
$2,286 USD
€2,177 EUR
View
Price last confirmed 7 days ago
A
Retailer 4
-
$2,350 USD
SGD 3,176 SGD
View
A
Retailer 5
-
$2,486 USD
View
B+
Retailer 6
-
$2,528 USD
View
B+
Retailer 7
-
$2,538 USD
View
Final sale: no returns
B+
Retailer 8
-
$2,682 USD
£2,112 GBP
View
B+
Retailer 9
-
$2,700 USD
View
B+
Retailer 10
-
$2,735 USD
A$4,208 AUD
View
B+
Retailer 11
-
$2,750 USD
View
B+
Retailer 12
-
$2,856 USD
View
B+
Retailer 13
-
$2,876 USD
SGD 3,886 SGD
View
B+
Retailer 14
-
$2,943 USD
£2,318 GBP
View
B+
Retailer 15
-
$3,173 USD
View
B+
Retailer 16
-
$3,218 USD
€3,065 EUR
View
B
Retailer 17
-
$4,000 USD
View
B
Retailer 18
-
$4,818 USD
£3,794 GBP
View
Most Expensive
B
NZ Jewellers
2b6969a7-c534-4c1d-9018-8465ec3ef127 · Oct 30
$5,749 USD
View
18 more retailers have this diamond
Prices start from $2,074 USDSave up to $3,675 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
1.00ct Marquise
$2,074 USD