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Round|Natural|GIA

1.01ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 5566262655

Certificate GIA 5566262655

Diamond specifications and retailer prices

From $1,984 USD
HK$15,500 HKD
As of November 1, 2026
Save $2,867 USD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,509 USD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5566262655. Listed at 17 retailers as of October 28, 2026, with a 145% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.01
Carat
F
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5566262655
Dimensions6.41 × 6.36 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
6.41 mm6.36 mm1.01 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5566262655
Side View
Table 60.0%Crown 35°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 62.1%

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: $2,776 USD|Low: $1,984 USD|High: $4,870 USD|Avg: $3,048 USD|+0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7$1,984 USD
Retailer 4$2,078 USD
Retailer 9$2,298 USD
Retailer 5$2,395 USD
Retailer 10$2,431 USD
Retailer 2$2,635 USD
Retailer 1$2,776 USD
Retailer 3$3,276 USD
Retailer 6$4,616 USD
Retailer 8$4,851 USD

27 data points across 10 retailers

17 retailers$1,984 USD to $4,851 USD

A
Cheapest Retailer
-
$1,984 USD
HK$15,500 HKD
A
Retailer 2
-
$2,078 USD
₹197,900 INR
View
A
Retailer 3
-
$2,298 USD
SGD 3,105 SGD
View
A
Retailer 4
-
$2,395 USD
£1,886 GBP
View
A
Retailer 5
-
$2,431 USD
View
Final sale: no returns
A
Retailer 6
-
$2,453 USD
View
Retailer 7
-
$2,635 USD
View
Price last confirmed 12 days ago
B+
Retailer 8
-
$2,700 USD
View
Retailer 9
-
$2,736 USD
View
Price last confirmed 17 days ago
B+
Retailer 10
-
$2,757 USD
SGD 3,725 SGD
View
B+
Retailer 11
-
$2,776 USD
View
B+
Retailer 12
-
$2,776 USD
£2,186 GBP
View
Retailer 13
-
$3,040 USD
View
Price last confirmed 14 days ago
B+
Retailer 14
-
$3,276 USD
€3,120 EUR
View
B
Retailer 15
-
$4,616 USD
£3,635 GBP
View
B
Retailer 16
-
$4,851 USD
£3,820 GBP
View
Most Expensive
NZ Jewellers
4fc2c27d-c52b-408c-8ac9-6320ce64ed92 · Oct 17
$5,509 USD
View
Price last confirmed 15 days ago
16 more retailers have this diamond
Prices start from $1,984 USDSave up to $2,867 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
1.01ct Round
$1,984 USD