CaratHunter
Plans
Marquise|Natural|GIA

1.03ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 1553908245

Certificate GIA 1553908245

Diamond specifications and retailer prices

From $1,424 USD
As of November 6, 2026
Save $3,241 USD (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,665 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1553908245. Listed at 13 retailers as of November 5, 2026, with prices from $1,424 to $4,665, a $3,241 spread on the same certified stone. NZ Jewellers lists it at $4,665. 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

1.03
Carat
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1553908245
Dimensions10.58 × 5.04 × 3.20 mm
L/W Ratio2.10
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
10.58 mm5.04 mm1.03 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1553908245
Side View
Table 58.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 63.4%

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 6
Current: $1,424 USD|Low: $1,424 USD|High: $3,390 USD|Avg: $2,187 USD|-3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 1$1,424 USD
Retailer 5$1,932 USD
Retailer 6$2,001 USD
Retailer 2$2,064 USD
Retailer 4$2,601 USD
Retailer 3$3,341 USD

40 data points across 6 retailers

13 retailers$1,424 USD to $4,665 USD

A
Cheapest Retailer
-
$1,424 USD
B+
Retailer 2
-
$1,742 USD
View
B+
Retailer 3
-
$1,913 USD
View
Retailer 4
-
$1,913 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$1,932 USD
View
B+
Retailer 6
-
$2,001 USD
View
B+
Retailer 7
-
$2,050 USD
View
B+
Retailer 8
-
$2,064 USD
View
Retailer 9
-
$2,070 USD
View
Price last confirmed 38 days ago
B+
Retailer 10
-
$2,207 USD
View
B+
Retailer 11
-
$2,601 USD
View
B
Retailer 12
-
$3,341 USD
View
Most Expensive
C
NZ Jewellers
9e959da4-4d1d-4868-9b49-37089f90edb1 · Nov 5
$4,665 USD
View
12 more retailers have this diamond
Prices start from $1,424 USDSave up to $3,241 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
1.03ct Marquise
$1,424 USD