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Cushion|Natural|GIA

1.52ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 1428341587

Certificate GIA 1428341587

Diamond specifications and retailer prices

From £3,342 GBP
$4,485 USD
As of October 28, 2026
Save £1,982 GBP (37%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £5,324 GBP at Cape Diamonds · As of October 31, 2026
View at Cape Diamonds

About this 1.52ct natural cushion diamond

This 1.52ct natural cushion sits in the one-and-a-half to two 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 1428341587. Listed at 7 retailers as of October 28, 2026, with prices from £3,342 to £5,324, a £1,982 spread on the same certified stone. Cape Diamonds lists it at £5,324. 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

1.52
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1428341587
Dimensions6.78 × 5.92 × 4.29 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Pinpoint
Top View
6.78 mm5.92 mm1.52 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1428341587
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 72.4%

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: £5,324 GBP|Low: £3,139 GBP|High: £5,324 GBP|Avg: £3,899 GBP|+3.1%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3£3,342 GBP
Retailer 6£3,385 GBP
Retailer 5£3,424 GBP
Retailer 4£3,452 GBP
Retailer 2£4,656 GBP
Cape Diamonds£5,324 GBP

37 data points across 6 retailers

7 retailers£3,342 GBP to £5,324 GBP

A
Cheapest Retailer
-
£3,342 GBP
$4,485 USD
A
Retailer 2
-
£3,385 GBP
$4,543 USD
View
A
Retailer 3
-
£3,424 GBP
$4,595 USD
View
A
Retailer 4
-
£3,452 GBP
$4,633 USD
View
Final sale: no returns
A
Retailer 5
-
£3,570 GBP
A$7,371 AUD
View
B+
Retailer 6
-
£4,656 GBP
View
Most Expensive
B
Cape Diamonds
cert_1428341587 · Oct 31
£5,324 GBP
ZAR 115,427 ZAR
View
6 more retailers have this diamond
Prices start from £3,342 GBPSave up to £1,982 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
1.52ct Cushion
£3,342 GBP