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Cushion|Natural|GIA

1.70ct L SI2 Cushion Natural Diamond

EX • L/SI2 • GIA 7553994774

Certificate GIA 7553994774

Diamond specifications and retailer prices

From £2,352 GBP
As of November 6, 2026
Save £406 GBP (15%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,758 GBP at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.7ct natural cushion diamond

This 1.7ct natural cushion sits in the one-and-a-half to two 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 7553994774. Listed at 5 retailers as of November 6, 2026, with prices from £2,352 to £2,758, a £406 spread on the same certified stone. Reve Diamonds lists it at £2,758. 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

1.70
Carat
L
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.84°
Pavilion angle36.31°
OriginNatural
Grading LabGIA
CertificateGIA 7553994774
Dimensions8.06 × 6.20 × 4.24 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
8.06 mm6.20 mm1.70 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7553994774
Side View
Table 65.0%Crown 36.84°Girdle: Very ThickPavilion 36.31°Culet: NoneDepth 68.4%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £2,352 GBP|Low: £2,352 GBP|High: £2,911 GBP|Avg: £2,706 GBP|-4.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Reve Diamonds
November 6, 2026
Retailer 1£2,352 GBP
Retailer 3£2,427 GBP
Retailer 5£2,640 GBP
Retailer 2£2,725 GBP
Reve Diamonds£2,758 GBP
Retailer 4£2,786 GBP

41 data points across 6 retailers

5 retailers£2,352 GBP to £2,758 GBP

B+
Cheapest Retailer
-
£2,352 GBP
B+
Retailer 2
-
£2,427 GBP
View
B
Retailer 3
-
£2,640 GBP
View
B
Retailer 4
-
£2,725 GBP
View
Most Expensive
B
Reve Diamonds
4095496BF · Nov 6
£2,758 GBP
$3,691 USD
View
4 more retailers have this diamond
Prices start from £2,352 GBPSave up to £406 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+
1.70ct Cushion
£2,352 GBP