Round|Natural|GIA

1.30ct D I1 Round Natural Diamond

EX • D/I1 • GIA 5553137888

Certificate GIA 5553137888

Diamond specifications and retailer prices

From $2,765 USD
HK$21,600 HKD
As of October 25, 2026
Save $2,182 USD (44%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,456 USD at NZ Jewellers · As of September 1, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5553137888. Listed at 9 retailers as of October 25, 2026, with a 79% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5553137888
Dimensions6.90 × 6.95 × 4.34 mm
L/W Ratio1.01
Top View
6.90 mm6.95 mm1.30 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5553137888
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.7%

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 25
Current: $6,351 USD|Low: $2,765 USD|High: $6,662 USD|Avg: $4,011 USD|-4.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6$2,765 USD
Retailer 5$2,909 USD
Retailer 3$2,918 USD
Retailer 7$3,049 USD
Retailer 9$3,070 USD
Retailer 10$3,371 USD
Retailer 4$3,863 USD
Retailer 11$4,498 USD
Retailer 2$4,947 USD
Retailer 8$5,556 USD
NZ Jewellers$6,351 USD

25 data points across 11 retailers

9 retailers$2,765 USD to $4,947 USD

A
Cheapest Retailer
-
$2,765 USD
HK$21,600 HKD
Retailer 2
-
$2,909 USD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$3,070 USD
View
Retailer 4
-
$3,371 USD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$3,863 USD
View
B
Retailer 6
-
$4,947 USD
€4,711 EUR
View
Retailer 7
-
$5,556 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$6,351 USD
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
06d57b9e-e7f0-4143-aa38-a90289d18c02 · Sep 1
$6,456 USD
View
Price last confirmed 60 days ago
8 more retailers have this diamond
Prices start from $2,765 USDSave up to $2,182 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
1.30ct Round
$2,765 USD