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Cushion|Natural|GIA

1.23ct L SI2 Cushion Natural Diamond

EX • L/SI2 • GIA 3285187996

Certificate GIA 3285187996

Diamond specifications and retailer prices

From £1,681 GBP
As of November 4, 2026
Save £812 GBP (33%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,493 GBP at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.23ct natural cushion diamond

This 1.23ct natural cushion sits in the classic one-carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3285187996. Listed at 7 retailers as of November 4, 2026, with prices from £1,681 to £2,493, a £812 spread on the same certified stone. Yorxs lists it at £2,493. 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

1.23
Carat
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 3285187996
Dimensions6.38 × 6.10 × 4.01 mm
L/W Ratio1.05
Top View
6.38 mm6.10 mm1.23 ctL / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 3285187996
Side View
Table 65.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 65.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £2,244 GBP|Low: £1,681 GBP|High: £2,537 GBP|Avg: £2,190 GBP|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 6, 2026
Retailer 2£1,681 GBP
Retailer 3£1,932 GBP
Retailer 4£2,207 GBP
Retailer 1£2,244 GBP
Yorxs£2,493 GBP
Retailer 5£2,537 GBP

44 data points across 6 retailers

7 retailers£1,681 GBP to £2,493 GBP

B
Cheapest Retailer
-
£1,681 GBP
B
Retailer 2
-
£1,730 GBP
View
Retailer 3
-
£1,932 GBP
View
Price last confirmed 8 days ago
B
Retailer 4
-
£2,095 GBP
View
C
Retailer 5
-
£2,207 GBP
View
B
Retailer 6
-
£2,244 GBP
View
Most Expensive
C
Yorxs
230053536 · Nov 6
£2,493 GBP
€3,178 EUR
View
6 more retailers have this diamond
Prices start from £1,681 GBPSave up to £812 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.

B
1.23ct Cushion
£1,681 GBP