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Oval|Lab Grown|IGI

1.74ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG700512172

Certificate IGI LG700512172

Diamond specifications and retailer prices

From $339 USD
Save $3,641 USD (91%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $3,980 USD at Brilliant Earth
View at Brilliant Earth

About this 1.74ct lab-grown oval diamond

This 1.74ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700512172 or 700512172. Listed at 27 retailers, with prices from $339 to $3,980 at Brilliant Earth, a $3,641 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.74
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700512172
Dimensions9.77 × 6.89 × 4.23 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.77 mm6.89 mm1.74 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700512172
Side View
Table 58.0%Crown 33.9°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Sep 28
Current: $3,980 USD|Low: $270 USD|High: $5,850 USD|Avg: $1,300 USD|-32.0%
Brilliant Earth
Retailer 2
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Retailer 22
October 1, 2026
Retailer 18$407 USD
Retailer 10$415 USD
Retailer 13$486 USD
Retailer 16$486 USD
Retailer 17$530 USD
Retailer 4$669 USD
Retailer 6$685 USD
Retailer 3$708 USD
Retailer 19$746 USD
Retailer 12$957 USD
Retailer 22$976 USD
Retailer 11$1,130 USD
Retailer 8$1,314 USD
Retailer 15$1,395 USD
Retailer 5$1,413 USD
Retailer 14$1,638 USD
Retailer 20$1,706 USD
Retailer 7$1,739 USD
Retailer 9$1,846 USD
Retailer 2$2,166 USD
Retailer 21$3,055 USD
Brilliant Earth$3,980 USD

41 data points across 22 retailers

27 retailers$339 USD to $3,980 USD

A
Cheapest Retailer
-
$339 USD
A
Retailer 2
-
$393 USD
View
A
Retailer 3
-
$407 USD
View
A
Retailer 4
-
$415 USD
View
B+
Retailer 5
-
$486 USD
View
A
Retailer 6
-
$486 USD
HK$3,800 HKD
View
A
Retailer 7
-
$530 USD
View
A
Retailer 8
-
$669 USD
€637 EUR
View
A
Retailer 9
-
$685 USD
View
A
Retailer 10
-
$708 USD
ZAR 11,432 ZAR
View
A
Retailer 11
-
$731 USD
£576 GBP
View
Price last confirmed 21 days ago
A
Retailer 12
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$746 USD
£588 GBP
View
A
Retailer 13
-
$957 USD
View
A
Retailer 14
-
$976 USD
A$1,502 AUD
View
A
Retailer 15
-
$1,130 USD
View
B+
Retailer 16
-
$1,314 USD
View
B+
Retailer 17
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$1,352 USD
View
B+
Retailer 18
-
$1,395 USD
View
B+
Retailer 19
-
$1,413 USD
SGD 1,909 SGD
View
B+
Retailer 20
-
$1,638 USD
View
B+
Retailer 21
-
$1,706 USD
£1,343 GBP
View
B+
Retailer 22
-
$1,739 USD
View
B+
Retailer 23
-
$1,884 USD
View
B
Retailer 24
-
$2,166 USD
A$3,333 AUD
View
B
Retailer 25
-
$2,768 USD
View
Price last confirmed 42 days ago
B
Retailer 26
-
$3,055 USD
View
Most Expensive
B
Brilliant Earth
14847432A · Sep 29
$3,980 USD
View
26 more retailers have this diamond
Prices start from $339 USDSave up to $3,641 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.

A
1.74ct Oval
$339 USD