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Oval|Natural|GIA

3.50ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 7512312159

Certificate GIA 7512312159

Diamond specifications and retailer prices

From $109,602 NZD
$61,557 USD
As of October 28, 2026
Save $80,294 NZD (42%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $189,896 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 3.5ct natural oval diamond

This 3.5ct natural oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7512312159. Listed at 18 retailers as of October 28, 2026, with prices from $109,602 to $189,896, a $80,294 spread on the same certified stone. MOH London lists it at $189,896. 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

3.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7512312159
Dimensions12.42 × 8.26 × 5.11 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizeNone
Cert comments
Additional twinning wisps, pinpoints and surface graining are not shown.
Top View
12.42 mm8.26 mm3.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7512312159
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 61.8%

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: Oct 28
Current: $189,896 NZD|Low: $104,747 NZD|High: $191,160 NZD|Avg: $130,224 NZD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8$104,747 NZD
Retailer 11$109,602 NZD
Retailer 9$114,719 NZD
Retailer 12$116,979 NZD
Retailer 10$120,942 NZD
Retailer 5$121,187 NZD
Retailer 3$121,952 NZD
Retailer 4$125,983 NZD
Retailer 2$134,761 NZD
Retailer 6$142,185 NZD
Retailer 7$155,954 NZD
MOH London$189,896 NZD

35 data points across 12 retailers

18 retailers$109,602 NZD to $189,896 NZD

Retailer 1
-
$104,747 NZD
$58,830 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$109,602 NZD
$61,557 USD
View
Retailer 3
-
$114,719 NZD
A$99,124 AUD
View
Price last confirmed 26 days ago
B+
Retailer 4
-
$116,979 NZD
$65,700 USD
View
B+
Retailer 5
-
$120,942 NZD
$67,926 USD
View
B+
Retailer 6
-
$121,187 NZD
£53,593 GBP
View
Retailer 7
-
$121,952 NZD
$68,493 USD
View
Price last confirmed 21 days ago
B
Retailer 8
-
$124,920 NZD
$70,160 USD
View
B
Retailer 9
-
$124,920 NZD
$70,160 USD
View
B
Retailer 10
-
$125,983 NZD
$70,757 USD
View
B
Retailer 11
-
$125,983 NZD
$70,757 USD
View
B
Retailer 12
-
$129,086 NZD
$72,500 USD
View
B
Retailer 13
-
$131,022 NZD
$73,587 USD
View
B
Retailer 14
-
$134,761 NZD
£59,596 GBP
View
B
Retailer 15
-
$136,060 NZD
$76,417 USD
View
B
Retailer 16
-
$142,185 NZD
€76,054 EUR
View
B
Retailer 17
-
$155,954 NZD
ZAR 1,415,025 ZAR
View
Most Expensive
B
MOH London
4CEBDD888 · Oct 29
$189,896 NZD
£83,979 GBP
View
17 more retailers have this diamond
Prices start from $109,602 NZDSave up to $80,294 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+
3.50ct Oval
$109,602 NZD