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Round|Natural|GIA

1.03ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6552885656

Certificate GIA 6552885656

Diamond specifications and retailer prices

From $1,766 USD
SGD 2,386 SGD
As of October 31, 2026
Save $1,661 USD (48%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,427 USD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552885656. Listed at 12 retailers as of October 27, 2026, with prices from $1,766 to $3,427, a $1,661 spread on the same certified stone. Wholesale Diamonds Direct lists it at $3,427. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6552885656
Dimensions6.46 × 6.49 × 4.03 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.46 mm6.49 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552885656
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.2%

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: Oct 31
Current: $2,298 USD|Low: $1,766 USD|High: $3,526 USD|Avg: $2,573 USD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 2, 2026
Retailer 10$1,766 USD
Retailer 8$2,078 USD
Retailer 7$2,096 USD
Retailer 2$2,281 USD
Retailer 1$2,298 USD
Retailer 9$2,485 USD
Retailer 4$2,629 USD
Retailer 11$2,635 USD
Retailer 6$2,642 USD
Retailer 5$2,690 USD
Retailer 3$3,194 USD
Wholesale Diamonds Direct$3,427 USD

36 data points across 12 retailers

12 retailers$1,766 USD to $3,427 USD

A
Cheapest Retailer
-
$1,766 USD
SGD 2,386 SGD
A
Retailer 2
-
$2,078 USD
View
A
Retailer 3
-
$2,096 USD
View
A
Retailer 4
-
$2,281 USD
SGD 3,083 SGD
View
A
Retailer 5
-
$2,298 USD
£1,809 GBP
View
A
Retailer 6
-
$2,485 USD
View
B+
Retailer 7
-
$2,629 USD
View
B+
Retailer 8
-
$2,635 USD
View
B+
Retailer 9
-
$2,642 USD
£2,080 GBP
View
B+
Retailer 10
-
$2,690 USD
€2,562 EUR
View
B
Retailer 11
-
$3,194 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
617396328 · Oct 27
$3,427 USD
View
11 more retailers have this diamond
Prices start from $1,766 USDSave up to $1,661 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 Round
$1,766 USD