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Cushion|Natural|GIA

0.70ct J SI2 Cushion Natural Diamond

EX • J/SI2 • GIA 1377801929

Certificate GIA 1377801929

Diamond specifications and retailer prices

From £475 GBP
As of November 6, 2026
Save £650 GBP (58%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,125 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.7ct natural cushion diamond

This 0.7ct natural cushion sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1377801929. Listed at 23 retailers as of November 2, 2026, with prices from £475 to £1,125, a £650 spread on the same certified stone. MOH London lists it at £1,125. 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

0.70
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1377801929
Dimensions5.11 × 4.82 × 3.28 mm
L/W Ratio1.06
Culet sizeNone
Top View
5.11 mm4.82 mm0.70 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1377801929
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.0%

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 6
Current: £1,125 GBP|Low: £475 GBP|High: £1,140 GBP|Avg: £735 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8£475 GBP
Retailer 5£545 GBP
Retailer 7£557 GBP
Retailer 6£566 GBP
Retailer 4£732 GBP
Retailer 2£811 GBP
Retailer 3£864 GBP
MOH London£1,125 GBP

41 data points across 8 retailers

23 retailers£475 GBP to £1,125 GBP

A
Cheapest Retailer
-
£475 GBP
Final sale: no returns
A
Retailer 2
-
£512 GBP
View
A
Retailer 3
-
£545 GBP
View
Retailer 4
-
£557 GBP
View
Price last confirmed 9 days ago
B+
Retailer 5
-
£562 GBP
View
B+
Retailer 6
-
£566 GBP
View
B+
Retailer 7
-
£583 GBP
View
B+
Retailer 8
-
£632 GBP
View
B+
Retailer 9
-
£636 GBP
View
B+
Retailer 10
-
£637 GBP
View
B+
Retailer 11
-
£687 GBP
View
B+
Retailer 12
-
£687 GBP
View
B+
Retailer 13
-
£687 GBP
View
B+
Retailer 14
-
£710 GBP
View
B+
Retailer 15
-
£732 GBP
View
B
Retailer 16
-
£753 GBP
View
B
Retailer 17
-
£784 GBP
View
B+
Retailer 18
-
£811 GBP
View
B
Retailer 19
-
£863 GBP
View
B
Retailer 20
-
£864 GBP
View
B
Retailer 21
-
£956 GBP
View
B
Retailer 22
-
£988 GBP
View
Most Expensive
B
MOH London
E5185E4F3 · Nov 2
£1,125 GBP
View
22 more retailers have this diamond
Prices start from £475 GBPSave up to £650 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
0.70ct Cushion
£475 GBP