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Cushion|Natural|GIA

0.34ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2557379740

Certificate GIA 2557379740

Diamond specifications and retailer prices

From €337 EUR
$378 USD
As of November 1, 2026
Save €478 EUR (59%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €815 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 0.34ct natural cushion diamond

This 0.34ct natural cushion sits in the sub-half-carat band, graded H 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 2557379740. Listed at 9 retailers as of November 1, 2026, with prices from €337 to €815, a €478 spread on the same certified stone. MOH London lists it at €815. 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

0.34
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557379740
Dimensions3.93 × 3.88 × 2.69 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud
Top View
3.93 mm3.88 mm0.34 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557379740
Side View
Table 61.0%CrownGirdle: THN-THKPavilionCulet: NDepth 69.2%

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 1
Current: €815 EUR|Low: €270 EUR|High: €820 EUR|Avg: €521 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7€337 EUR
Retailer 5€380 EUR
Retailer 2€461 EUR
Retailer 4€484 EUR
Retailer 9€486 EUR
Retailer 3€547 EUR
Retailer 8€561 EUR
Retailer 6€640 EUR
MOH London€815 EUR

45 data points across 9 retailers

9 retailers€337 EUR to €815 EUR

A
Cheapest Retailer
-
€337 EUR
$378 USD
B+
Retailer 2
-
€380 EUR
$426 USD
View
B
Retailer 3
-
€461 EUR
£407 GBP
View
B+
Retailer 4
-
€484 EUR
£427 GBP
View
Retailer 5
-
€486 EUR
$545 USD
View
Price last confirmed 9 days ago
B
Retailer 6
-
€547 EUR
ZAR 9,920 ZAR
View
Retailer 7
-
€561 EUR
A$969 AUD
View
Price last confirmed 29 days ago
B
Retailer 8
-
€640 EUR
View
Most Expensive
B
MOH London
65B0194A6 · Nov 2
€815 EUR
£720 GBP
View
8 more retailers have this diamond
Prices start from €337 EURSave up to €478 EUR

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
0.34ct Cushion
€337 EUR