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Oval|Natural|GIA

1.51ct G IF Oval Natural Diamond

EX • G/IF • GIA 6237681740

Certificate GIA 6237681740

Diamond specifications and retailer prices

From $10,155 USD
As of November 4, 2026
Save $7,594 USD (43%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $17,749 USD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6237681740. Listed at 12 retailers as of November 2, 2026, with prices from $10,155 to $17,749, a $7,594 spread on the same certified stone. NZ Jewellers lists it at $17,749. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
IF
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.29°
OriginNatural
Grading LabGIA
CertificateGIA 6237681740
Dimensions9.28 × 6.19 × 3.94 mm
L/W Ratio1.50
Top View
9.28 mm6.19 mm1.51 ctG / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6237681740
Side View
Table 63.0%Crown 37.29°Girdle: Slightly Thick to Very ThickPavilionCulet: NDepth 63.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $17,749 USD|Low: $10,995 USD|High: $17,839 USD|Avg: $13,200 USD|-0.5%
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 5$10,995 USD
Retailer 14$11,322 USD
Retailer 16$11,571 USD
Retailer 4$11,585 USD
Retailer 8$12,100 USD
Retailer 7$12,478 USD
Retailer 3$12,735 USD
Retailer 2$12,747 USD
Retailer 17$12,931 USD
Retailer 9$13,053 USD
Retailer 10$13,136 USD
Retailer 6$13,378 USD
Retailer 11$13,390 USD
Retailer 12$13,390 USD
Retailer 13$13,840 USD
Retailer 18$14,565 USD
Retailer 15$16,631 USD
NZ Jewellers$17,749 USD

38 data points across 18 retailers

12 retailers$10,155 USD to $17,749 USD

A
Cheapest Retailer
-
$10,155 USD
A
Retailer 2
-
$11,322 USD
View
Retailer 3
-
$11,571 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
$11,585 USD
View
B+
Retailer 5
-
$12,735 USD
View
B+
Retailer 6
-
$12,747 USD
View
B+
Retailer 7
-
$12,931 USD
View
B+
Retailer 8
-
$13,390 USD
View
B+
Retailer 9
-
$13,390 USD
View
B+
Retailer 10
-
$13,840 USD
View
B+
Retailer 11
-
$16,631 USD
View
Most Expensive
B
NZ Jewellers
831a7074-f4e4-4613-b673-d1cb2bdc511c · Nov 2
$17,749 USD
View
11 more retailers have this diamond
Prices start from $10,155 USDSave up to $7,594 USD

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
1.51ct Oval
$10,155 USD