Round|Natural|GIA

1.30ct G VS1 Round Natural Diamond

EX • G/VS1 • GIA 6371311939

Certificate GIA 6371311939

Diamond specifications and retailer prices

From $12,163 USD
As of October 23, 2026
Save $5,262 USD (30%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $22,669 USD at Diamond Quarter · As of October 28, 2026
View at Diamond Quarter

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6371311939. Listed at 24 retailers as of October 22, 2026, with a 43% 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
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6371311939
Dimensions6.95 × 6.91 × 4.34 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.95 mm6.91 mm1.30 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6371311939
Side View
Table 60.0%Crown 34°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: $13,368 USD|Low: $10,625 USD|High: $18,866 USD|Avg: $13,927 USD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 24, 2026
Retailer 3$11,225 USD
Retailer 10$12,030 USD
Retailer 7$12,163 USD
Retailer 2$12,794 USD
Retailer 5$13,025 USD
Retailer 4$13,120 USD
Retailer 6$13,165 USD
Retailer 12$13,350 USD
Retailer 1$13,368 USD
Retailer 9$15,144 USD
Retailer 8$17,425 USD
Retailer 11$18,741 USD

36 data points across 12 retailers

24 retailers$12,163 USD to $17,425 USD

B+
Retailer 1
-
$12,030 USD
Price last confirmed 11 days ago
B
Retailer 2
-
$12,163 USD
View
B+
Retailer 3
-
$13,025 USD
£10,256 GBP
View
B
Retailer 4
-
$13,120 USD
View
Price last confirmed 5 days ago
B
Retailer 5
-
$13,165 USD
A$20,254 AUD
View
B
Retailer 6
-
$13,350 USD
View
Price last confirmed 13 days ago
B
Retailer 7
-
$13,368 USD
£10,526 GBP
View
B
Retailer 8
-
$14,240 USD
View
Price last confirmed 7 days ago
B
Retailer 9
-
$14,240 USD
View
Price last confirmed 30 days ago
B
Retailer 10
-
$14,463 USD
View
Price last confirmed 42 days ago
B
Retailer 11
-
$14,463 USD
View
Price last confirmed 11 days ago
B
Retailer 12
-
$14,463 USD
View
Price last confirmed 28 days ago
B
Retailer 13
-
$14,463 USD
View
Price last confirmed 7 days ago
B
Retailer 14
-
$14,821 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$15,019 USD
View
Price last confirmed 37 days ago
B
Retailer 16
-
$15,019 USD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$15,019 USD
View
Price last confirmed 10 days ago
B
Retailer 18
-
$15,144 USD
€14,423 EUR
View
B
Retailer 19
-
$17,425 USD
ZAR 281,503 ZAR
View
B
Retailer 20
-
$18,741 USD
£14,757 GBP
View
Price last confirmed 10 days ago
B
Retailer 21
-
$20,158 USD
View
Price last confirmed 39 days ago
B
Retailer 22
-
$20,158 USD
View
Price last confirmed 23 days ago
B
Retailer 23
-
$20,158 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Diamond Quarter
1.3VS1G63390562N · Oct 28
$22,669 USD
£17,850 GBP
View
Price under review
23 more retailers have this diamond
Prices start from $12,163 USDSave up to $5,262 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.

B+
1.30ct Round
$12,163 USD