Oval|Natural|GIA

1.30ct F SI1 Oval Natural Diamond

EX • F/SI1 • GIA 1545924664

Certificate GIA 1545924664

Diamond specifications and retailer prices

From $3,780 SGD
HK$23,100 HKD
As of November 1, 2026
Save $5,430 SGD (59%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $9,210 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1545924664. Listed at 10 retailers as of October 30, 2026, with prices from $3,780 to $9,210, a $5,430 spread on the same certified stone. NZ Jewellers lists it at $9,210. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1545924664
Dimensions8.55 × 6.00 × 3.76 mm
L/W Ratio1.43
Key to symbols
Crystal, Feather, Needle
Top View
8.55 mm6.00 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1545924664
Side View
Table 58.0%CrownGirdle: THK-VTKPavilionCulet: NDepth 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: Nov 1
Current: $9,210 SGD|Low: $3,780 SGD|High: $9,704 SGD|Avg: $5,799 SGD|-5.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5$3,780 SGD
Retailer 3$4,339 SGD
Retailer 9$4,702 SGD
Retailer 11$4,927 SGD
Retailer 7$5,114 SGD
Retailer 10$5,286 SGD
Retailer 4$5,337 SGD
Retailer 2$5,714 SGD
Retailer 8$5,939 SGD
Retailer 6$8,551 SGD
NZ Jewellers$9,210 SGD

38 data points across 11 retailers

10 retailers$3,780 SGD to $9,210 SGD

A
Cheapest Retailer
-
$3,780 SGD
HK$23,100 HKD
A
Retailer 2
-
$4,702 SGD
$3,678 USD
View
Retailer 3
-
$4,927 SGD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$5,114 SGD
$4,000 USD
View
B+
Retailer 5
-
$5,286 SGD
$4,135 USD
View
B+
Retailer 6
-
$5,337 SGD
€3,976 EUR
View
B+
Retailer 7
-
$5,714 SGD
€4,257 EUR
View
B+
Retailer 8
-
$5,939 SGD
$4,646 USD
View
B
Retailer 9
-
$8,551 SGD
£5,267 GBP
View
Most Expensive
B
NZ Jewellers
6a38f130-69ea-4d61-a0c7-84ed0ffc2686 · Oct 30
$9,210 SGD
$7,204 USD
View
9 more retailers have this diamond
Prices start from $3,780 SGDSave up to $5,430 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
$3,780 SGD