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Cushion|Natural|GIA

1.54ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 6217133505

Certificate GIA 6217133505

Diamond specifications and retailer prices

From $14,318 NZD
£6,343 GBP
As of November 3, 2026
Save $6,608 NZD (32%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $20,926 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.54ct natural cushion diamond

This 1.54ct natural cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6217133505. Listed at 3 retailers as of November 2, 2026, with prices from $14,318 to $20,926, a $6,608 spread on the same certified stone. MOH London lists it at $20,926. 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

1.54
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6217133505
Dimensions7.43 × 6.46 × 4.37 mm
L/W Ratio1.15
Top View
7.43 mm6.46 mm1.54 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6217133505
Side View
Table 59.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 67.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 3
Current: $20,926 NZD|Low: $14,157 NZD|High: $21,179 NZD|Avg: $17,236 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
November 3, 2026
Retailer 2$14,318 NZD
Retailer 3$16,405 NZD
MOH London$20,926 NZD

42 data points across 3 retailers

3 retailers$14,318 NZD to $20,926 NZD

B
Cheapest Retailer
-
$14,318 NZD
£6,343 GBP
B
Retailer 2
-
$16,405 NZD
€8,791 EUR
View
Most Expensive
B
MOH London
C0BB2A829 · Nov 2
$20,926 NZD
£9,271 GBP
View
2 more retailers have this diamond
Prices start from $14,318 NZDSave up to $6,608 NZD

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
1.54ct Cushion
$14,318 NZD