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Cushion|Natural|GIA

1.30ct E SI2 Cushion Natural Diamond

EX • E/SI2 • GIA 2141663019

Certificate GIA 2141663019

Diamond specifications and retailer prices

From £3,123 GBP
$4,159 USD
As of October 28, 2026
Save £3,144 GBP (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £6,268 GBP at MOH London · As of October 29, 2026
View at MOH London

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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2141663019. Listed at 7 retailers as of October 28, 2026, with prices from £3,123 to £6,268, a £3,144 spread on the same certified stone. MOH London lists it at £6,268. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2141663019
Dimensions6.27 × 6.17 × 4.05 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizeNone
Top View
6.27 mm6.17 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceMedium
CertificateGIA 2141663019
Side View
Table 66.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 65.7%

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: Oct 28
Current: £6,268 GBP|Low: £3,123 GBP|High: £6,309 GBP|Avg: £4,339 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5£3,123 GBP
Retailer 4£3,775 GBP
Retailer 2£3,944 GBP
Retailer 3£4,423 GBP
MOH London£6,268 GBP

40 data points across 5 retailers

7 retailers£3,123 GBP to £6,268 GBP

A
Cheapest Retailer
-
£3,123 GBP
$4,159 USD
A
Retailer 2
-
£3,160 GBP
$4,208 USD
View
B+
Retailer 3
-
£3,263 GBP
A$6,685 AUD
View
B+
Retailer 4
-
£3,775 GBP
$5,027 USD
View
B+
Retailer 5
-
£3,944 GBP
View
B
Retailer 6
-
£4,423 GBP
€5,610 EUR
View
Most Expensive
B
MOH London
61CF399E0 · Oct 29
£6,268 GBP
View
6 more retailers have this diamond
Prices start from £3,123 GBPSave up to £3,144 GBP

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
£3,123 GBP