Oval|Natural|GIA

1.30ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 6492525421

Certificate GIA 6492525421

Diamond specifications and retailer prices

From $3,776 USD
HK$29,500 HKD
As of October 31, 2026
Save $4,782 USD (56%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,558 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6492525421. Listed at 21 retailers as of October 30, 2026, with prices from $3,776 to $8,558, a $4,782 spread on the same certified stone. NZ Jewellers lists it at $8,558. 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

1.30
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6492525421
Dimensions8.73 × 5.83 × 3.75 mm
L/W Ratio1.50
Top View
8.73 mm5.83 mm1.30 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6492525421
Side View
Table 57.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.4%

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 31
Current: $4,991 USD|Low: $3,776 USD|High: $8,249 USD|Avg: $5,112 USD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 9$3,776 USD
Retailer 13$4,043 USD
Retailer 11$4,125 USD
Retailer 12$4,278 USD
Retailer 3$4,354 USD
Retailer 4$4,380 USD
Retailer 5$4,636 USD
Retailer 1$4,991 USD
Retailer 7$5,108 USD
Retailer 2$5,158 USD
Retailer 10$5,792 USD
Retailer 8$6,290 USD
Retailer 6$8,150 USD

34 data points across 13 retailers

21 retailers$3,776 USD to $8,558 USD

B+
Cheapest Retailer
-
$3,776 USD
HK$29,500 HKD
B+
Retailer 2
-
$4,043 USD
View
B+
Retailer 3
-
$4,125 USD
View
B+
Retailer 4
-
$4,278 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,354 USD
View
B+
Retailer 6
-
$4,380 USD
View
B
Retailer 7
-
$4,636 USD
View
B
Retailer 8
-
$4,636 USD
View
B
Retailer 9
-
$4,636 USD
View
B+
Retailer 10
-
$4,991 USD
£3,930 GBP
View
B+
Retailer 11
-
$5,108 USD
£4,022 GBP
View
Retailer 12
-
$5,158 USD
A$7,936 AUD
View
Price last confirmed 22 days ago
B
Retailer 13
-
$5,210 USD
View
B
Retailer 14
-
$5,210 USD
View
B
Retailer 15
-
$5,265 USD
View
B
Retailer 16
-
$5,349 USD
View
B
Retailer 17
-
$5,380 USD
View
B
Retailer 18
-
$5,792 USD
€5,516 EUR
View
B
Retailer 19
-
$6,290 USD
ZAR 101,613 ZAR
View
B
Retailer 20
-
$8,150 USD
£6,417 GBP
View
Most Expensive
B
NZ Jewellers
6cfc6515-158d-41f4-8baa-68d804c4e540 · Oct 30
$8,558 USD
View
20 more retailers have this diamond
Prices start from $3,776 USDSave up to $4,782 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 Oval
$3,776 USD