CaratHunter
Plans
Radiant|Natural|GIA

1.30ct G SI2 Radiant Natural Diamond

ID • G/SI2 • GIA 1545064305

Certificate GIA 1545064305

Diamond specifications and retailer prices

From $3,558 SGD
£2,191 GBP
As of October 30, 2026
Save $3,943 SGD (53%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,500 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural radiant diamond

This 1.3ct natural radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1545064305. Listed at 6 retailers as of October 30, 2026, with prices from $3,558 to $7,500, a $3,943 spread on the same certified stone. NZ Jewellers lists it at $7,500. 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
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.76°
Pavilion angle30.23°
OriginNatural
Grading LabGIA
CertificateGIA 1545064305
Dimensions7.01 × 5.40 × 3.64 mm
L/W Ratio1.30
Girdle conditionVery Thick
Key to symbols
Crystal, Cloud, Twinning Wisp, Feather
Top View
7.01 mm5.40 mm1.30 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545064305
Side View
Table 67.0%Crown 44.76°Girdle: THK-VTKPavilion 30.23°Culet: NoneDepth 67.5%

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 30
Current: $7,500 SGD|Low: $3,546 SGD|High: $7,699 SGD|Avg: $4,660 SGD|-2.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$3,558 SGD
Retailer 6$3,587 SGD
Retailer 5$3,725 SGD
Retailer 7$3,776 SGD
Retailer 11$4,102 SGD
Retailer 8$4,288 SGD
Retailer 9$4,500 SGD
Retailer 10$4,564 SGD
Retailer 3$4,756 SGD
Retailer 4$6,295 SGD
NZ Jewellers$7,500 SGD

29 data points across 11 retailers

6 retailers$3,558 SGD to $7,500 SGD

A
Cheapest Retailer
-
$3,558 SGD
£2,191 GBP
A
Retailer 2
-
$3,587 SGD
$2,806 USD
View
A
Retailer 3
-
$3,725 SGD
$2,914 USD
View
A
Retailer 4
-
$3,776 SGD
$2,954 USD
View
B+
Retailer 5
-
$6,295 SGD
£3,877 GBP
View
Most Expensive
B
NZ Jewellers
77b4c819-88ca-4b74-8487-123ad4186a19 · Oct 30
$7,500 SGD
$5,867 USD
View
5 more retailers have this diamond
Prices start from $3,558 SGDSave up to $3,943 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 Radiant
$3,558 SGD