CaratHunter
Plans
Cushion|Natural|GIA

1.30ct G SI1 Cushion Natural Diamond

EX • G/SI1 • GIA 1558124148

Certificate GIA 1558124148

Diamond specifications and retailer prices

From €2,486 EUR
HK$21,700 HKD
As of November 1, 2026
Save €3,675 EUR (60%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €6,161 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.3ct natural cushion diamond

This 1.3ct natural cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded G 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 1558124148. Listed at 18 retailers as of October 28, 2026, with prices from €2,486 to €6,161, a €3,675 spread on the same certified stone. Queensmith lists it at €6,161. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1558124148
Dimensions7.19 × 5.54 × 3.82 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Indented Natural, Needle, Natural
Top View
7.19 mm5.54 mm1.30 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1558124148
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.8%

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: €6,161 EUR|Low: €2,463 EUR|High: €6,292 EUR|Avg: €3,646 EUR
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 15€2,486 EUR
Retailer 9€2,607 EUR
Retailer 5€2,962 EUR
Retailer 4€2,987 EUR
Retailer 11€3,014 EUR
Retailer 7€3,030 EUR
Retailer 16€3,173 EUR
Retailer 3€3,429 EUR
Retailer 2€3,446 EUR
Retailer 12€3,448 EUR
Retailer 6€3,462 EUR
Retailer 8€3,708 EUR
Retailer 10€3,862 EUR
Retailer 14€4,055 EUR
Retailer 13€5,517 EUR
Queensmith€6,161 EUR

25 data points across 16 retailers

18 retailers€2,486 EUR to €6,161 EUR

A
Cheapest Retailer
-
€2,486 EUR
HK$21,700 HKD
A
Retailer 2
-
€2,607 EUR
₹277,388 INR
View
A
Retailer 3
-
€2,962 EUR
$3,309 USD
View
A
Retailer 4
-
€2,987 EUR
$3,337 USD
View
A
Retailer 5
-
€3,014 EUR
$3,367 USD
View
Final sale: no returns
A
Retailer 6
-
€3,030 EUR
SGD 4,574 SGD
View
A
Retailer 7
-
€3,173 EUR
$3,545 USD
View
B+
Retailer 8
-
€3,178 EUR
$3,550 USD
View
B+
Retailer 9
-
€3,429 EUR
$3,831 USD
View
B+
Retailer 10
-
€3,446 EUR
$3,850 USD
View
B+
Retailer 11
-
€3,448 EUR
£3,033 GBP
View
B+
Retailer 12
-
€3,462 EUR
SGD 5,227 SGD
View
B+
Retailer 13
-
€3,577 EUR
A$6,148 AUD
View
Retailer 14
-
€3,708 EUR
A$6,373 AUD
View
Price last confirmed 24 days ago
B+
Retailer 15
-
€3,862 EUR
View
B+
Retailer 16
-
€4,055 EUR
ZAR 73,189 ZAR
View
B
Retailer 17
-
€5,517 EUR
£4,853 GBP
View
Most Expensive
B
Queensmith
1558124148 · Oct 28
€6,161 EUR
£5,420 GBP
View
17 more retailers have this diamond
Prices start from €2,486 EURSave up to €3,675 EUR

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 Cushion
€2,486 EUR