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Cushion|Natural|GIA

0.61ct K SI1 Cushion Natural Diamond

EX • K/SI1 • GIA 6167561827

Certificate GIA 6167561827

Diamond specifications and retailer prices

From £507 GBP
As of November 4, 2026
Save £303 GBP (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £810 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.61ct natural cushion diamond

This 0.61ct natural cushion sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6167561827. Listed at 5 retailers as of November 4, 2026, with prices from £507 to £810, a £303 spread on the same certified stone. GemTrove lists it at £810. 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

0.61
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6167561827
Dimensions5.35 × 4.81 × 3.21 mm
L/W Ratio1.11
Top View
5.35 mm4.81 mm0.61 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6167561827
Side View
Table 65.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £810 GBP|Low: £388 GBP|High: £829 GBP|Avg: £606 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 23, 2026
Retailer 4£507 GBP
Retailer 3£544 GBP
Retailer 5£571 GBP
Retailer 2£582 GBP
GemTrove£810 GBP
Retailer 6£829 GBP

24 data points across 6 retailers

5 retailers£507 GBP to £810 GBP

B+
Cheapest Retailer
-
£507 GBP
B+
Retailer 2
-
£544 GBP
View
B+
Retailer 3
-
£571 GBP
View
B+
Retailer 4
-
£582 GBP
View
Most Expensive
B
GemTrove
GT-N-00950635-98 · Nov 6
£810 GBP
A$1,668 AUD
View
4 more retailers have this diamond
Prices start from £507 GBPSave up to £303 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+
0.61ct Cushion
£507 GBP