Round|Natural|GIA

1.30ct E IF Round Natural Diamond

EX • E/IF • GIA 5231903164

Certificate GIA 5231903164

Diamond specifications and retailer prices

From $12,236 USD
CA$16,995 CAD
As of October 22, 2026
Save $6,125 USD (33%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $20,350 USD at MOH London · As of October 21, 2026
View at MOH London

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5231903164. Listed at 12 retailers as of October 22, 2026, with a 50% 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
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5231903164
Dimensions6.92 × 6.97 × 4.32 mm
L/W Ratio1.01
Top View
6.92 mm6.97 mm1.30 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231903164
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°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: Oct 22
Current: $20,350 USD|Low: $12,420 USD|High: $20,486 USD|Avg: $15,831 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 24, 2026
Retailer 5$12,420 USD
Retailer 7$14,097 USD
Retailer 2$14,106 USD
Retailer 6$15,560 USD
Retailer 3$15,713 USD
Retailer 4$17,234 USD
MOH London$20,350 USD

40 data points across 7 retailers

12 retailers$12,236 USD to $18,361 USD

A
Cheapest Retailer
-
$12,236 USD
CA$16,995 CAD
A
Retailer 2
-
$14,023 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$14,097 USD
CA$19,579 CAD
View
A
Retailer 4
-
$14,106 USD
£11,107 GBP
View
A
Retailer 5
-
$14,128 USD
View
B+
Retailer 6
-
$15,354 USD
View
B+
Retailer 7
-
$15,560 USD
£12,252 GBP
View
B+
Retailer 8
-
$15,698 USD
View
A
Retailer 9
-
$15,713 USD
€14,965 EUR
View
B+
Retailer 10
-
$17,234 USD
A$26,514 AUD
View
B+
Retailer 11
-
$18,361 USD
View
Most Expensive
B+
MOH London
AF4148415 · Oct 21
$20,350 USD
£16,024 GBP
View
Price last confirmed 8 days ago
11 more retailers have this diamond
Prices start from $12,236 USDSave up to $6,125 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
$12,236 USD