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Oval|Natural|GIA

3.51ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 1529883125

Certificate GIA 1529883125

Diamond specifications and retailer prices

From $67,915 NZD
$38,277 USD
As of November 2, 2026
Save $54,736 NZD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $122,650 NZD at MOH London · As of October 29, 2026
View at MOH London

About this 3.51ct natural oval diamond

This 3.51ct natural oval sits in the three to five 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 1529883125. Listed at 15 retailers as of October 29, 2026, with prices from $67,915 to $122,650, a $54,736 spread on the same certified stone. MOH London lists it at $122,650. 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

3.51
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1529883125
Dimensions11.95 × 8.51 × 5.37 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Cavity, Needle
Top View
11.95 mm8.51 mm3.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1529883125
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 63.1%

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: Nov 2
Current: $122,650 NZD|Low: $67,915 NZD|High: $123,468 NZD|Avg: $83,683 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
Retailer 13
Retailer 14
November 2, 2026
Retailer 5$67,915 NZD
Retailer 7$71,371 NZD
Retailer 4$71,497 NZD
Retailer 9$78,051 NZD
Retailer 6$78,115 NZD
Retailer 8$79,294 NZD
Retailer 10$81,369 NZD
Retailer 13$81,369 NZD
Retailer 12$84,625 NZD
Retailer 14$87,879 NZD
Retailer 11$90,399 NZD
Retailer 3$91,106 NZD
Retailer 2$92,638 NZD
MOH London$122,650 NZD

46 data points across 14 retailers

15 retailers$67,915 NZD to $122,650 NZD

B+
Cheapest Retailer
-
$67,915 NZD
$38,277 USD
B+
Retailer 2
-
$71,371 NZD
₹3,830,929 INR
View
B+
Retailer 3
-
$71,497 NZD
$40,296 USD
View
B+
Retailer 4
-
$73,948 NZD
$41,677 USD
View
B
Retailer 5
-
$78,051 NZD
$43,990 USD
View
Retailer 6
-
$78,051 NZD
$43,990 USD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$79,294 NZD
£35,189 GBP
View
Retailer 8
-
$81,369 NZD
$45,860 USD
View
Price last confirmed 24 days ago
B+
Retailer 9
-
$81,369 NZD
$45,860 USD
View
B
Retailer 10
-
$84,625 NZD
$47,695 USD
View
Retailer 11
-
$87,879 NZD
$49,529 USD
View
Price last confirmed 24 days ago
B
Retailer 12
-
$90,399 NZD
£40,117 GBP
View
B
Retailer 13
-
$91,106 NZD
$51,347 USD
View
B
Retailer 14
-
$92,638 NZD
€49,725 EUR
View
Most Expensive
B
MOH London
AE2A7110A · Oct 29
$122,650 NZD
£54,430 GBP
View
14 more retailers have this diamond
Prices start from $67,915 NZDSave up to $54,736 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+
3.51ct Oval
$67,915 NZD