CaratHunter
Plans
Round|Lab Grown|IGI

1.51ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG770636288

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770636288

Diamond specifications and retailer prices

From $261 USD
As of October 29, 2026
Save $1,126 USD (81%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,387 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770636288 or 770636288. Listed at 26 retailers as of October 28, 2026, with prices from $261 to $1,387, a $1,126 spread on the same certified stone. Reve Diamonds lists it at $1,387. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770636288
Dimensions7.30 × 7.38 × 4.51 mm
L/W Ratio1.01
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
7.30 mm7.38 mm1.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770636288
Side View
Table 57.0%Crown 35.3°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.3%

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: Oct 29
Current: $617 USD|Low: $261 USD|High: $1,311 USD|Avg: $687 USD|+4.5%
Retailer 1
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
October 29, 2026
Retailer 5$261 USD
Retailer 2$302 USD
Retailer 4$323 USD
Retailer 16$323 USD
Retailer 14$435 USD
Retailer 9$525 USD
Retailer 12$555 USD
Retailer 10$580 USD
Retailer 7$610 USD
Retailer 1$617 USD
Retailer 13$752 USD
Retailer 11$993 USD
Retailer 15$1,022 USD
Retailer 3$1,039 USD
Retailer 8$1,182 USD
Retailer 6$1,303 USD

33 data points across 16 retailers

26 retailers$261 USD to $1,387 USD

A
Cheapest Retailer
-
$261 USD
A
Retailer 2
-
$291 USD
View
Final sale: no returns
A
Retailer 3
-
$302 USD
View
A
Retailer 4
-
$323 USD
View
A
Retailer 5
-
$323 USD
View
A
Retailer 6
-
$358 USD
HK$2,800 HKD
View
B+
Retailer 7
-
$435 USD
View
A
Retailer 8
-
$435 USD
View
A
Retailer 9
-
$478 USD
View
A
Retailer 10
-
$525 USD
£413 GBP
View
A
Retailer 11
-
$555 USD
ZAR 8,973 ZAR
View
B+
Retailer 12
-
$580 USD
€552 EUR
View
B+
Retailer 13
-
$586 USD
View
B+
Retailer 14
-
$610 USD
A$938 AUD
View
B+
Retailer 15
-
$617 USD
£485 GBP
View
B+
Retailer 16
-
$752 USD
A$1,157 AUD
View
B+
Retailer 17
-
$823 USD
View
B
Retailer 18
-
$993 USD
View
B
Retailer 19
-
$1,022 USD
A$1,573 AUD
View
B
Retailer 20
-
$1,039 USD
View
B
Retailer 21
-
$1,040 USD
SGD 1,406 SGD
View
B
Retailer 22
-
$1,090 USD
View
B
Retailer 23
-
$1,182 USD
View
B
Retailer 24
-
$1,272 USD
View
B
Retailer 25
-
$1,303 USD
£1,026 GBP
View
Most Expensive
B
Reve Diamonds
8DCBB5508 · Oct 28
$1,387 USD
View
25 more retailers have this diamond
Prices start from $261 USDSave up to $1,126 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 Round
$261 USD