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Oval|Natural|GIA

1.30ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 6541526602

Certificate GIA 6541526602

Diamond specifications and retailer prices

From $3,813 SGD
HK$23,300 HKD
As of November 1, 2026
Save $4,793 SGD (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $8,606 SGD 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 I 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 6541526602. Listed at 24 retailers as of October 30, 2026, with prices from $3,813 to $8,606, a $4,793 spread on the same certified stone. NZ Jewellers lists it at $8,606. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.24°
Pavilion angle36.45°
OriginNatural
Grading LabGIA
CertificateGIA 6541526602
Dimensions8.26 × 5.89 × 3.83 mm
L/W Ratio1.40
Top View
8.26 mm5.89 mm1.30 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541526602
Side View
Table 64.0%Crown 42.24°Girdle: THK-VTKPavilion 36.45°Culet: NoneDepth 65.0%

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: $4,818 SGD|Low: $3,813 SGD|High: $8,360 SGD|Avg: $5,191 SGD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 10$3,813 SGD
Retailer 7$3,829 SGD
Retailer 2$4,331 SGD
Retailer 11$4,391 SGD
Retailer 3$4,559 SGD
Retailer 12$4,669 SGD
Retailer 1$4,818 SGD
Retailer 6$5,053 SGD
Retailer 4$5,291 SGD
Retailer 5$5,781 SGD
Retailer 9$6,072 SGD
Retailer 8$8,261 SGD

26 data points across 12 retailers

24 retailers$3,813 SGD to $8,606 SGD

A
Cheapest Retailer
-
$3,813 SGD
HK$23,300 HKD
A
Retailer 2
-
$3,829 SGD
₹285,264 INR
View
A
Retailer 3
-
$4,331 SGD
View
A
Retailer 4
-
$4,347 SGD
$3,400 USD
View
A
Retailer 5
-
$4,391 SGD
$3,435 USD
View
B+
Retailer 6
-
$4,559 SGD
$3,566 USD
View
Final sale: no returns
B+
Retailer 7
-
$4,669 SGD
$3,652 USD
View
B+
Retailer 8
-
$4,724 SGD
$3,695 USD
View
B+
Retailer 9
-
$4,803 SGD
View
B+
Retailer 10
-
$4,818 SGD
£2,968 GBP
View
B+
Retailer 11
-
$4,888 SGD
$3,824 USD
View
B+
Retailer 12
-
$4,940 SGD
$3,864 USD
View
B+
Retailer 13
-
$4,940 SGD
$3,864 USD
View
B+
Retailer 14
-
$5,053 SGD
£3,112 GBP
View
B+
Retailer 15
-
$5,127 SGD
$4,010 USD
View
B+
Retailer 16
-
$5,130 SGD
$4,013 USD
View
Retailer 17
-
$5,291 SGD
A$6,368 AUD
View
Price last confirmed 24 days ago
B
Retailer 18
-
$5,699 SGD
$4,458 USD
View
B+
Retailer 19
-
$5,781 SGD
€4,307 EUR
View
B
Retailer 20
-
$6,072 SGD
ZAR 76,729 ZAR
View
B
Retailer 21
-
$7,171 SGD
$5,609 USD
View
B
Retailer 22
-
$7,371 SGD
$5,766 USD
View
B
Retailer 23
-
$8,261 SGD
£5,088 GBP
View
Most Expensive
B
NZ Jewellers
a2c6b41b-75d6-482b-b19f-7374a0391b58 · Oct 30
$8,606 SGD
$6,732 USD
View
23 more retailers have this diamond
Prices start from $3,813 SGDSave up to $4,793 SGD

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 Oval
$3,813 SGD